1. Pandas' big round heads help them to hold big jaws to chew bamboo. And their balck spots around eyes enlarge eyes which can terrify their enemies in wild.2.Loris are nocturnal creatures.They have huge eyes. They are the only venenous primates in the world.3.Fennecs' gaint ears help keeping cool.4.Sea otter's fur provide heat and floatage. They use tools. people wear masks in case of being mistaken as orphans' moms. 5.It's not easy to use trunks for young elephants.6.Penguins swing a lot when walking. It's not inefficient as we thought.it helps to save energy. 7.Koalas like cuddling trees which can help them to keep cool. 8.Apes'laughter indicates the evolution of our language.9.Desert rain frogs'funny sound are always furious.10.Hummingbirds snore when coming into torpor.11. Cats pur when they relax as well as get pain. A pur is also a command to people.