Biology

The sea otter is a very cute looking animal that is known to be a professional in being cute, and there are various expressions of it circulating on the internet for internet users to love. Sea otters are not only cute in appearance, but also in their activities such as eating, swimming and sleeping, which all reflect their cute side. In 2013, it was ranked fifth on the list of the world's cutest species.

In the wild, wolves are pack animals, and by living in packs they stand at the top of the food chain, but despite this, they face daily threats

The local authorities in Japan subsequently conducted a DNA survey of all the monkeys in the zoo and confirmed that 57 of the 167 monkeys were hybrids of macaques crossed with a specific exotic creature, the rhesus macaque, accounting for about one-third of the monkey population

The Titan Python is actually not a snake under the family Pythonidae, but a snake under the family Anaconidae, which belongs to the genus Titan Python. Titan pythons lived about 60-58 million years ago.

The existence of reproductive isolation, so that these situations can not occur, even if there are some individuals of different species sometimes complete the mating, but they generally can not produce offspring, or produce offspring can not continue to reproduce

Titan, a moon of Saturn, although it does not have a huge subglacial liquid water ocean like Europa, but this one planet also has a large number of lakes and oceans on its surface, which are not liquid water but liquid methane. Its atmosphere is also filled with gases like nitrogen and methane

Under human domestication, people are more like the head wolf of the pack in the eyes of dogs, and when people are alive, they are absolutely loyal. However, when the "head wolf" dies, this obedience disappears, so there is no difference between the human corpse and the meat of animals in nature in front of the dogs

The hermaphroditic characteristics of the spotted hyena are completely opposite to those of humans, so is the social system of the spotted hyena also opposite?

Poaching. As long as the tiger is always around a poaching problem, because since ancient times, the idea that the tiger is a treasure has been deeply rooted

It is proposed that birds originated from dinosaurs, and that "ancestor birds" are a transitional species between birds and dinosaurs.