As of 2015, endangered species of whales are the blue whale, the fin whale, the sei whale and the North Atlantic right whale, according to the World Wildlife Fund. The major threats to these whale species include habitat... More »

Some species of zebra are endangered because so few of them remain, their habitat is rapidly decreasing and people hunt them. As of 2015, the International Union for Conservation of Nature and Natural Resources lists the... More » Pets & Animals Mammals Zebras

The Endangered Species Act provides for the protection of species who are threatened or endangered and the conservation of the ecosystems the species depend on to live, according to the National Oceanic and Atmospheric A... More » Government & Politics Law

As of 2015, animals listed as endangered by the World Wildlife Fund include the Amur leopard, black rhino, leatherback turtle, western lowland gorilla and North Atlantic right whale. Among the factors that cause these an... More » Science Biology Zoology

Depending upon the species, a whale's stomach can be enormous, holding up to 2,200 pounds of food in the case of the blue whale. This whale's main diet consists of krill and copepods filtered through stiff, comb-like tee... More »

Depending upon the species, whales can hear each other up to 1,000 miles away. Whales use their sounds to communicate and to navigate the ocean with echolocation. More »

Whales are mammals that have an incredibly size range, yet all whales fall between 13 feet long and 90 feet long. The blue whale, the largest known whale or mammal, ranges from around 70 feet to 90 feet. Most other well-... More »