Dec 22, 2013 ... Photographer Joel Sartore is documenting the world's most endangered species, from the mountain pygmy possum to the Philippine crocodile.
Jan 29, 2013 ... All of the species on this list are critically endangered and will disappear entirely — unless drastic measures are taken to save them.
Jan 30, 2016 ... It is downheartedly sad to know that an increasing number of animals are already suffering from the risk of extinction.
Jan 27, 2017 ... From white lions and bamboo lemurs to angel sharks and giant squid, these are the 25 rarest animals on Earth.
Jul 18, 2016 ... The Amur leopard is one of the world's most endangered wild cats.DigitalART/ Wikimedia Commons. Every day, species around the planet are ...
Jan 23, 2017 ... It's actually really difficult to accurately determine what the world's rarest animals are, especially as natural habitats continue to disappear.
Jan 2, 2017 ... But, the natural world is under threat, and several species have dwindled to a handful, here are 5 of the rarest animals on earth.
Aug 28, 2015 ... 'This Could Be The Rarest Animal In The World'. Elusive nautilus species spotted by biologist for the first time in 30 years. By Nick Visser.