Boa constrictor
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The boa constrictor, also known as the common boa, is a species of large, non-venomous, heavy-bodied snake that is frequently kept and bred in captivity. The boa constrictor is a member of the family
A juvenile South American boa constrictor
A juvenile female boa constrictor in a shed cycle, indicated by the blue opaque eyes
Cuvier's dwarf caiman
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Cuvier's dwarf caiman is a small crocodilian in the alligator family from northern and central South America. It is found in Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Paraguay, Peru,
Skull and scutes, compared to American alligator (left) and spectacled caiman (middle).
Scale arrangement is useful for identifying Cuvier's dwarf caiman.
Juveniles at the Cologne Zoological Garden