Biologist Fears Urban Sprawl Dooming Brazil's Caimans

Urbanization in Brazil in Rio de Janeiro's Jacarepagua region threatens its namesake caimans, who now swim in polluted canals and eat dangerous waste.

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Rio De Janeiro , Estado Do Rio , Brazil , Guarani , Mato Grosso Do Sul , Jacarepagua , Tupi , Estado De Pernambuco , Brazilian , Regina Carvalho , Alex Ribeiro , Ricardo Freitas , Jacare Institute , Acrocodile Dundee , Tupi Guarani Indigenous ,