The Arizona black rattlesnake belongs to kingdom Animalia, phylum Chordata, class Reptilia, and order Squamata. It belongs to the family Viperidae, some members of which are the most venomous snakes.

The always-smiling faces, curved toes, and upside-down hangs are characteristic of sloths and many children have discovered just how amazing they are. If you’re looking for the best children’s books ...

There are many different bird genera that belong to the family Phasianidae, which is classified as a suborder of the order Galliformes. [C]onsidered to be a component of the order Galliformes.

For decades, studies of snake venoms focused on the venom-ome-specific toxins (VSTs). VSTs are dominant soluble proteins believed to contribute to the main venomous effects and emerged into gene ...