#1 Amur Leopard (Panthera pardus orientalis)
The Amur Leopard is a critically endangered species of big cat that is found in the forests of Russia and China. It is the most endangered of all leopard subspecies and is known for its thick, white-tipped fur, which helps it blend in with the snowy forests of its habitat. The Amur Leopard is about 90 cm (35 inches) tall and weighs around 30 kilograms (66 pounds). It feeds on a variety of small mammals and birds and is an important predator in the ecosystem. The Amur Leopard is endangered due to habitat loss, poaching, and a small population size. It is listed as critically endangered on the IUCN Red List.
#2 Black Rhino (Diceros bicornis)
The Black Rhino is a critically endangered species of rhinoceros that is found in the savannas and woodlands of Africa. It is named for the black color of its skin and is known for its powerful build and distinctive, hooked upper lip. The Black Rhino is about 1.5 meters (5 feet) tall and weighs around 800 kilograms (1,763 pounds). It feeds on a variety of plants and is an important browser in the ecosystem. The Black Rhino is endangered due to poaching and habitat loss. It is listed as critically endangered on the IUCN Red List.
#3 Cross River Gorilla (Gorilla gorilla diehli)
The Cross River Gorilla is a critically endangered subspecies of gorilla that is found in the montane forests of Nigeria and Cameroon. It is named for the Cross River region, which is located between the two countries. The Cross River Gorilla is about 1.7 meters (5.5 feet) tall and weighs around 130 kilograms (287 pounds).
#4 Giant Panda (Ailuropoda melanoleuca)
The Giant Panda is a critically endangered species of bear that is found in the bamboo forests of China. It is known for its distinctive black and white coloring and its love of bamboo, which makes up over 99% of its diet. The Giant Panda is about 1.5 meters (5 feet) tall and weighs around 100 kilograms (220 pounds). It is an important seed disperser in the ecosystem and plays a vital role in maintaining the health of the bamboo forests it inhabits. The Giant Panda is endangered due to habitat loss and a small population size. It is listed as critically endangered on the IUCN Red List.
#5 Hawksbill Turtle (Eretmochelys imbricata)
The Hawksbill Turtle is a critically endangered species of sea turtle that is found in the tropical waters of the Atlantic, Pacific, and Indian Oceans. It is named for its distinctive, hawk-like beak and is known for its beautiful, patterned shell. The Hawksbill Turtle is about 1 meter (3 feet) long and weighs around 50 kilograms (110 pounds). It feeds on a variety of invertebrates and plants and plays an important role in maintaining the health of coral reefs. The Hawksbill Turtle is endangered due to poaching, habitat loss, and a small population size. It is listed as critically endangered on the IUCN Red List.
#6 Javan Rhino (Rhinoceros sondaicus)
The Javan Rhino is a critically endangered species of rhinoceros that is found in the rainforests of Indonesia. It is the rarest of all rhinoceros species and is known for its small size and the distinctive, black, armor-like plates on its skin. The Javan Rhino is about 1.5 meters (5 feet) tall and weighs around 1,300 kilograms (2,866 pounds). It feeds on a variety of plants and is an important browser in the ecosystem. The Javan Rhino is endangered due to poaching and habitat loss. It is listed as critically endangered on the IUCN Red List.
#7 Mountain Gorilla (Gorilla beringei beringei)
The Mountain Gorilla is a critically endangered subspecies of gorilla that is found in the montane forests of Uganda, Rwanda, and the Democratic Republic of Congo. It is the largest of all primate species and is known for its strong, powerful build and intelligent behavior. The Mountain Gorilla is about 1.8 meters (6 feet) tall and weighs around 180 kilograms (397 pounds). It feeds on a variety of plants and is an important seed disperser in the ecosystem. The Mountain Gorilla is endangered due to habitat loss, poaching, and a small population size. It is listed as critically endangered on the IUCN Red List.
#8 Pangolin (Pholidota sp.)
Pangolins are a group of critically endangered mammals that are found in the forests and grasslands of Africa and Asia. They are known for their armored scales, which they use for defense against predators. Pangolins are about 50 cm (20 inches) long and weigh around 10 kilograms (22 pounds). They feed on a variety of insects and are important for controlling insect populations in the ecosystem. Pangolins are endangered due to poaching and habitat loss. They are listed as critically endangered on the IUCN Red List.
#9 Saola (Pseudoryx nghetinhensis)
The Saola is a critically endangered species of antelope that is found in the forests of Vietnam and Laos.
#10 Siberian Tiger (Panthera tigris altaica)
The Siberian Tiger is a critically endangered subspecies of tiger that is found in the forests of Russia and China. It is the largest of all cat species and is known for its powerful build and distinctive, orange and black striped fur. The Siberian Tiger is about 2.5 meters (8 feet) long and weighs around 300 kilograms (660 pounds). It feeds on a variety of large mammals and is an important predator in the ecosystem. The Siberian Tiger is endangered due to poaching, habitat loss, and a small population size. It is listed as critically endangered on the IUCN Red List.
#11 Snow Leopard (Panthera uncia)
The Snow Leopard is a critically endangered species of big cat that is found in the mountain ranges of Central and South Asia. It is named for its thick, white-tipped fur, which helps it blend in with the snowy environment of its habitat. The Snow Leopard is about 1 meter (3 feet) tall and weighs around 35 kilograms (77 pounds). It feeds on a variety of small mammals and is an important predator in the ecosystem. The Snow Leopard is endangered due to habitat loss, poaching, and a small population size. It is listed as critically endangered on the IUCN Red List.
#12 Sumatran Elephant (Elephas maximus sumatranus)
The Sumatran Elephant is a critically endangered subspecies of elephant that is found in the forests of Indonesia. It is the smallest of all elephant species and is known for its intelligent behavior and strong social bonds. The Sumatran Elephant is about 2.5 meters (8 feet) tall and weighs around 2,500 kilograms (5,511 pounds). It feeds on a variety of plants and is an important seed disperser in the ecosystem. The Sumatran Elephant is endangered due to habitat loss, poaching, and a small population size. It is listed as critically endangered on the IUCN Red List.
#13 Sumatran Orangutan (Pongo abelii)
The Sumatran Orangutan is a critically endangered species of primate that is found in the rainforests of Indonesia. It is known for its distinctive reddish-orange fur and intelligent behavior. The Sumatran Orangutan is about 1.5 meters (5 feet) tall and weighs around 50 kilograms (110 pounds). It feeds on a variety of plants and is an important seed disperser in the ecosystem. The Sumatran Orangutan is endangered due to habitat loss and a small population size. It is listed as critically endangered on the IUCN Red List.
#14 Sumatran Rhino (Dicerorhinus sumatrensis)
The Sumatran Rhino is a critically endangered species of rhinoceros that is found in the rainforests of Indonesia and Malaysia. It is the smallest of all rhinoceros species and is known for its distinctive, hairy skin and small, pointed horn. The Sumatran Rhino is about 1.5 meters (5 feet) tall and weighs around 1,100 kilograms (2,425 pounds). It feeds on a variety of plants and is an important browser in the ecosystem. The Sumatran Rhino is endangered due to poaching, habitat loss, and a small population size. It is listed as critically endangered on the IUCN Red List.
#15 Vaquita (Phocoena sinus)
The Vaquita is a critically endangered species of porpoise that is found in the shallow waters of the Gulf of California in Mexico. It is the smallest and most endangered of all porpoise.