Navigation Menu+
IUCN Species of the Day: Santa Catalina Island Rattlesnake
Read more

  Photo credit: Gary Nafis   The Santa Catalina Island Rattlesnake, Crotalus catalinensis, is listed as ‘CRITICALLY ENDANGERED’ on the IUCN Red List of Threatened SpeciesTM. As its name suggests, this rattlesnake is restricted to Isla Santa Catalina in the Gulf of California, an island covering just 40 square kilometres. Once thought to be a common species, the Santa Catalina Island Rattlesnake has suffered...

Read more
IUCN Species of the Day: Marsh Deer
Read more

  Photo credit: Xavier Blanc   The Marsh Deer, Blastocerus dichotomus, is listed as ‘VULNERABLE’ on the IUCN Red List of Threatened Species™. The largest South American deer, it is found in fragmented populations south of the Amazon River, in Argentina, Brazil, Peru, Bolivia and Paraguay, and is considered extinct in Uruguay. Although the Marsh Deer occurs in several protected areas throughout its range,...

Read more
IUCN Species of the Day: Madagascar Pochard
Read more

  Photo credit: Peter Cranswick   The Madagascar Pochard, Aythya innotata, is classified as ‘CRITICALLY ENDANGERED’ on the IUCN Red List of Threatened SpeciesTM. It is the rarest duck in the world and, with no sightings for 15 years, it was presumed extinct until 2006 when 20 individuals were surprisingly discovered. They were found living in a few remote lakes in the highlands of...

Read more
IUCN Species of the Day: Northern Muriqui
Read more

  Photo credit: Carla B. Possamai   The Northern Muriqui, Brachyteles hypoxanthus, is listed as ‘CRITICALLY ENDANGERED’ on the IUCN Red List of Threatened Species™. This species occurs in the Atlantic Forest in parts of eastern Brazil, where it has been a flagship species for the conservation of this fragile habitat. Although once widespread in the Atlantic Forest region, the Northern Muriqui now exists...

Read more
IUCN Species of the Day: Darwin’s Frog
Read more

  Photo credit: Andres Charrier   Darwin’s Frog, Rhinoderma darwinii, is listed as ‘VULNERABLE’ on the IUCN Red List of Threatened Species™. First discovered by Charles Darwin, Darwin’s Frog occurs in the forests of central and southern Chile and Argentina, and has an intriguing system of reproduction in which the male broods the eggs and tadpoles within its vocal sacs. Darwin’s Frog has undergone...

Read more
IUCN Species of the Day: Ploughshare Tortoise
Read more

    Photo credit: Anders G.J. Rhodin    The Ploughshare Tortoise, Astrochelys yniphora, is listed as ‘CRITICALLY ENDANGERED’ on the IUCN Red List of Threatened SpeciesTM due to a declining wild population of a few hundred animals. The elongated front spike of the undershell, used by males in breeding jousts for females, is the most remarkable feature of this spectacular tortoise. Restricted to a...

Read more