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Close Scientists discovered the effects of sea-level changes in genomes of Caribbean and Pacific crocodiles which are springy animals from a genealogy that has endured for over 200 million years. Crocodiles, skilled swimmers can travel long distances and sustain themselves in fresh and marine environments. But they cannot meander far on land.  According to a recent study from researchers at McGill University, the Crocodylus Acutus, which are American Crocodiles that can be found in the Caribbean and Pacific coasts of the Neotropics, landed in the Pacific before Panama came into existence.  The formation of land in Panama modified global ocean circulation, joined North and South America to establish the Caribbean sea. This led to widespread mixing of species on the planet and separation in seas. Mammals from North America living on lands such as mammoths, camels, and horses entered South America, and strange animals like sloths, opossums, and armadillos from South America entere

United statesCrocodylus acutusHans larsonAdriaan greylingIrene ferrerCoastal movementGreat american exchangeRedpath museum at mcgillMcgill universityAmerican crocodilesSouth americaNorth americaGreat americanProfessor hans larsonVisitors kill helpless crocodile inside tunisiaTaking blood samples of crocodiles