Animals How Can We Help Endangered Sharks? Install MyStart Theme for Google Chrome Sharks have existed on earth for 420 million years. The Acanthodians and Chondrichthyes were one of the first shark species in the world. April 2, 2019 5 2668 views
Animals Penguins – The Flightless Birds Install MyStart Theme for Google Chrome Penguins are a group of flightless birds that are mainly considered to be aquatic animals. December 14, 2018 6 1180 views
