article_snippet.sent: For example, vaquita is the world’s rarest marine mammal.
article_snippet.sent: The small porpoise wasn't discovered until 1958 but there are now said to be fewer than 100 in the wild.
article_snippet.sent: The UK has five endangered mammals, but five endangered mammals are almost exclusively marine mammals such as seals and whales that have come under threat from over fishing, including the blue whale, the fin whale, the sei whale and the North Atlantic right whale .
article_snippet.sent: 12% of mammal species in the world include the Sumatran Rhinoceros, the Talaud Fruit Bat and the Sea Otter .
article_snippet.sent: The UK has five endangered mammals, but five endangered mammals are almost exclusively marine mammals such as seals and whales that have come under threat from over fishing.
article_snippet.sent: These include the blue whale, the fin whale, the sei whale and the North Atlantic right whale.
article_snippet.sent: In the US, there are 35 endangered species including breeds of rats, bats and wolves.
article_snippet.sent: These include the giant kangaroo rat, the Indiana myosis bat, the black-footed ferret and the hog deer.
article_snippet.sent: In the US there are 35 endangered species, compared to Canada's 11, including breeds of rats, bats and wolves. 
article_snippet.sent: 35 endangered species, compared to Canada's 11, including breeds of rats, bats and wolves include the giant kangaroo rat, the Indiana myosis bat, the black-footed ferret and the hog
highlights_snippet.sent: Species include lemurs, Sumatra tigers, blue whale and the red wolf .