diff --git a/CInterface/Library/PokemonSpecies.cpp b/CInterface/Library/PokemonSpecies.cpp
index cba6296..047f4da 100644
--- a/CInterface/Library/PokemonSpecies.cpp
+++ b/CInterface/Library/PokemonSpecies.cpp
@@ -4,9 +4,16 @@ using namespace PkmnLib::Library;
 
 export uint8_t PkmnLib_PokemonSpecies_Construct(const PokemonSpecies*& out, uint16_t id, const char* name,
                                                 const PokemonForme* defaultForme, float genderRatio,
-                                                const char* growthRate, uint8_t captureRate, uint8_t baseHappiness) {
-    Try(auto cName = ArbUt::StringView(name); auto cGrowthRate = ArbUt::StringView(growthRate);
-        out = new PokemonSpecies(id, cName, defaultForme, genderRatio, cGrowthRate, captureRate, baseHappiness);)
+                                                const char* growthRate, uint8_t captureRate, uint8_t baseHappiness,
+                                                const char* const* eggGroupsRaw, size_t eggGroupsLength) {
+
+    Try(
+        ArbUt::List<ArbUt::StringView> eggGroups(eggGroupsLength);
+        for (size_t i = 0; i < eggGroupsLength; i++) { eggGroups.Append(ArbUt::StringView(eggGroupsRaw[i])); }
+        auto cName = ArbUt::StringView(name);
+        auto cGrowthRate = ArbUt::StringView(growthRate);
+        out = new PokemonSpecies(id, cName, defaultForme, genderRatio, cGrowthRate, captureRate, baseHappiness,
+                                 eggGroups);)
 }
 
 export void PkmnLib_PokemonSpecies_Destruct(const PokemonSpecies* p) { delete p; }
@@ -22,4 +29,11 @@ export uint8_t PkmnLib_PokemonSpecies_GetEvolution(const PokemonSpecies* p, size
 
 export uint8_t PkmnLib_PokemonSpecies_GetEvolutions(const PokemonSpecies* p, const EvolutionData* const*& out) {
     Try(out = p->GetEvolutions().RawData());
+}
+
+export size_t PkmnLib_PokemonSpecies_GetEggGroupCount(const PokemonSpecies* p) {
+    return p->GetEggGroups().Count();
+}
+export const char* PkmnLib_PokemonSpecies_GetEggGroup(const PokemonSpecies* p, size_t index){
+    return p->GetEggGroups()[index].c_str();
 }
\ No newline at end of file
diff --git a/src/Library/Species/PokemonSpecies.hpp b/src/Library/Species/PokemonSpecies.hpp
index dbc5153..479901f 100644
--- a/src/Library/Species/PokemonSpecies.hpp
+++ b/src/Library/Species/PokemonSpecies.hpp
@@ -10,12 +10,14 @@ namespace PkmnLib::Library {
     private:
         uint8_t _baseHappiness;
         ArbUt::UniquePtrList<const EvolutionData> _evolutions;
+        ArbUt::List<ArbUt::StringView> _eggGroups;
 
     public:
         PokemonSpecies(uint16_t id, const ArbUt::StringView& name, const PokemonForme* defaultForme, float genderRatio,
-                       const ArbUt::StringView& growthRate, uint8_t captureRate, uint8_t baseHappiness) noexcept
+                       const ArbUt::StringView& growthRate, uint8_t captureRate, uint8_t baseHappiness,
+                       const ArbUt::List<ArbUt::StringView>& eggGroups) noexcept
             : CreatureSpecies(id, name, defaultForme, genderRatio, growthRate, captureRate),
-              _baseHappiness(baseHappiness) {}
+              _baseHappiness(baseHappiness), _eggGroups(eggGroups) {}
 
         ~PokemonSpecies() override = default;
 
@@ -41,6 +43,9 @@ namespace PkmnLib::Library {
 
         inline void AddEvolution(const EvolutionData* data) noexcept { _evolutions.Append(data); }
         const ArbUt::UniquePtrList<const EvolutionData>& GetEvolutions() const noexcept { return _evolutions; }
+
+        bool HasEggGroup(const ArbUt::StringView& sv) const noexcept { return _eggGroups.Contains(sv); }
+        const ArbUt::List<ArbUt::StringView>& GetEggGroups() const noexcept { return _eggGroups; }
     };
 }
 
diff --git a/tests/LibraryTests/SpeciesLibraryTests.cpp b/tests/LibraryTests/SpeciesLibraryTests.cpp
index 4048519..c2c1523 100644
--- a/tests/LibraryTests/SpeciesLibraryTests.cpp
+++ b/tests/LibraryTests/SpeciesLibraryTests.cpp
@@ -17,7 +17,7 @@ TEST_CASE("Able to build, destroy and insert library", "library") {
                         "default"_cnc, 1.0f, 1.0f, 100, {0},
                         CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100), {"testAbility"_cnc},
                         {"testHiddenAbility"_cnc}, new CreatureLib::Library::LearnableAttacks(100)),
-                    0.5f, "testGrowthRate"_cnc, 100, 100));
+                    0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc}));
     delete lib;
 }
 
@@ -30,7 +30,7 @@ TEST_CASE("Able to insert and retrieve from library", "library") {
                         "default"_cnc, 1.0f, 1.0f, 100, {0},
                         CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100), {"testAbility"_cnc},
                         {"testHiddenAbility"_cnc}, new CreatureLib::Library::LearnableAttacks(100)),
-                    0.5f, "testGrowthRate"_cnc, 100, 100));
+                    0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc}));
     auto val = lib->Get("foo"_cnc);
     REQUIRE(val->GetName() == "foo");
     delete lib;
diff --git a/tests/LibraryTests/SpeciesTests.cpp b/tests/LibraryTests/SpeciesTests.cpp
index 62e50d2..7508bfc 100644
--- a/tests/LibraryTests/SpeciesTests.cpp
+++ b/tests/LibraryTests/SpeciesTests.cpp
@@ -9,7 +9,7 @@ TEST_CASE("Able to create and destroy species", "library") {
                                            CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100),
                                            {"testAbility"_cnc}, {"testHiddenAbility"_cnc},
                                            new CreatureLib::Library::LearnableAttacks(100)),
-        0.5f, "testGrowthRate"_cnc, 100, 100);
+        0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc});
     delete species;
 }
 
@@ -20,7 +20,7 @@ TEST_CASE("Able to get default forme", "library") {
                                            CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100),
                                            {"testAbility"_cnc}, {"testHiddenAbility"_cnc},
                                            new CreatureLib::Library::LearnableAttacks(100)),
-        0.5f, "testGrowthRate"_cnc, 100, 100);
+        0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc});
 
     auto forme = species->GetDefaultForme();
     REQUIRE(forme != nullptr);
@@ -35,7 +35,7 @@ TEST_CASE("Able to get default forme name", "library") {
                                            CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100),
                                            {"testAbility"_cnc}, {"testHiddenAbility"_cnc},
                                            new CreatureLib::Library::LearnableAttacks(100)),
-        0.5f, "testGrowthRate"_cnc, 100, 100);
+        0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc});
 
     auto forme = species->GetDefaultForme();
     REQUIRE(forme != nullptr);
@@ -51,7 +51,7 @@ TEST_CASE("Able to get species name", "library") {
                                            CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100),
                                            {"testAbility"_cnc}, {"testHiddenAbility"_cnc},
                                            new CreatureLib::Library::LearnableAttacks(100)),
-        0.5f, "testGrowthRate"_cnc, 100, 100);
+        0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc});
 
     REQUIRE(species->GetName() == "foo");
 
@@ -65,7 +65,7 @@ TEST_CASE("Able to get species id", "library") {
                                            CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100),
                                            {"testAbility"_cnc}, {"testHiddenAbility"_cnc},
                                            new CreatureLib::Library::LearnableAttacks(100)),
-        0.5f, "testGrowthRate"_cnc, 100, 100);
+        0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc});
 
     REQUIRE(species->GetId() == 1);
 
@@ -79,7 +79,7 @@ TEST_CASE("Able to get species gender ratio", "library") {
                                            CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100),
                                            {"testAbility"_cnc}, {"testHiddenAbility"_cnc},
                                            new CreatureLib::Library::LearnableAttacks(100)),
-        0.5f, "testGrowthRate"_cnc, 100, 100);
+        0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc});
 
     REQUIRE(species->GetGenderRate() == 0.5f);
 
@@ -93,7 +93,7 @@ TEST_CASE("Able to get species growth rate", "library") {
                                            CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100),
                                            {"testAbility"_cnc}, {"testHiddenAbility"_cnc},
                                            new CreatureLib::Library::LearnableAttacks(100)),
-        0.5f, "testGrowthRate"_cnc, 100, 100);
+        0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc});
 
     REQUIRE(species->GetGrowthRate() == "testGrowthRate");
 
@@ -107,7 +107,7 @@ TEST_CASE("Able to get species capture rate", "library") {
                                            CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100),
                                            {"testAbility"_cnc}, {"testHiddenAbility"_cnc},
                                            new CreatureLib::Library::LearnableAttacks(100)),
-        0.5f, "testGrowthRate"_cnc, 100, 100);
+        0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc});
 
     REQUIRE(species->GetCaptureRate() == 100);
 
@@ -121,7 +121,7 @@ TEST_CASE("Able to get species base happiness", "library") {
                                            CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100),
                                            {"testAbility"_cnc}, {"testHiddenAbility"_cnc},
                                            new CreatureLib::Library::LearnableAttacks(100)),
-        0.5f, "testGrowthRate"_cnc, 100, 100);
+        0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc});
 
     REQUIRE(species->GetBaseHappiness() == 100);
 
@@ -135,14 +135,14 @@ TEST_CASE("Able to set and get evolution", "library") {
                                            CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100),
                                            {"testAbility"_cnc}, {"testHiddenAbility"_cnc},
                                            new CreatureLib::Library::LearnableAttacks(100)),
-        0.5f, "testGrowthRate"_cnc, 100, 100);
+        0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc});
     auto species2 = new PkmnLib::Library::PokemonSpecies(
         2, "bar"_cnc,
         new PkmnLib::Library::PokemonForme("default"_cnc, 1.0f, 1.0f, 100, {0},
                                            CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100),
                                            {"testAbility"_cnc}, {"testHiddenAbility"_cnc},
                                            new CreatureLib::Library::LearnableAttacks(100)),
-        0.5f, "testGrowthRate"_cnc, 100, 100);
+        0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc});
 
     species->AddEvolution(PkmnLib::Library::EvolutionData::CreateLevelEvolution(16, species2));
     auto& evolutions = species->GetEvolutions();
diff --git a/tests/TestLibrary/TestLibrary.cpp b/tests/TestLibrary/TestLibrary.cpp
index 0b993b9..27cb62c 100644
--- a/tests/TestLibrary/TestLibrary.cpp
+++ b/tests/TestLibrary/TestLibrary.cpp
@@ -11,7 +11,7 @@ PkmnLib::Library::SpeciesLibrary* TestLibrary::BuildSpeciesLibrary() {
                         "default"_cnc, 1.0f, 1.0f, 236, {0},
                         CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100), {"testAbility"_cnc},
                         {"testHiddenAbility"_cnc}, new CreatureLib::Library::LearnableAttacks(100)),
-                    0.5f, "testGrowthRate"_cnc, 100, 100));
+                    0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc}));
     lib->Insert("testSpecies2"_cnc,
                 new PkmnLib::Library::PokemonSpecies(
                     2, "testSpecies2"_cnc,
@@ -19,7 +19,7 @@ PkmnLib::Library::SpeciesLibrary* TestLibrary::BuildSpeciesLibrary() {
                         "default"_cnc, 1.0f, 1.0f, 306, {0},
                         CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100), {"testAbility"_cnc},
                         {"testHiddenAbility"_cnc}, new CreatureLib::Library::LearnableAttacks(100)),
-                    0.5f, "testGrowthRate"_cnc, 100, 100));
+                    0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc}));
     lib->Insert("statTestSpecies1"_cnc,
                 new PkmnLib::Library::PokemonSpecies(
                     3, "statTestSpecies1"_cnc,
@@ -27,7 +27,7 @@ PkmnLib::Library::SpeciesLibrary* TestLibrary::BuildSpeciesLibrary() {
                         "default"_cnc, 1.0f, 1.0f, 236, {0},
                         CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100), {"testAbility"_cnc},
                         {"testHiddenAbility"_cnc}, new CreatureLib::Library::LearnableAttacks(100)),
-                    0.5f, "testGrowthRate"_cnc, 100, 100));
+                    0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc}));
     lib->Insert("testSpecies3"_cnc,
                 new PkmnLib::Library::PokemonSpecies(
                     2, "testSpecies3"_cnc,
@@ -35,7 +35,7 @@ PkmnLib::Library::SpeciesLibrary* TestLibrary::BuildSpeciesLibrary() {
                         "default"_cnc, 1.0f, 1.0f, 236, {0, 4},
                         CreatureLib::Library::StatisticSet<uint16_t>(100, 100, 100, 100, 100, 100), {"testAbility"_cnc},
                         {"testHiddenAbility"_cnc}, new CreatureLib::Library::LearnableAttacks(100)),
-                    0.5f, "testGrowthRate"_cnc, 100, 100));
+                    0.5f, "testGrowthRate"_cnc, 100, 100, {"testEggGroup"_cnc}));
 
     return lib;
 }