While traveling through the Amazon to study reptile and amphibian diversity with the Herpetology Division at the University of Michigan, photographer Mark Cowan happened upon a strange sight: a caiman whose head was nearly covered in butterflies.
Vivid Snake Photos Come at a Cost — A Bite From a Black Mamba
Rhinoceros viper (Bitis nasicornis) is a venomous viper species found in the forests of West and Central Africa. A big viper, it is known for its striking color pattern and has a distinctive set of two or three horn-like scales on the end of the nose, the front pair of which may be quite long. Large and stout, it ranges in total length (body + tail) from 72 to 107 cm.