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

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

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

The world's largest frogs are carnivores, but when these giant frogs were tadpoles, they were super picky eaters and only ate a water plant that was a specialty of local waters

Since the discovery of the first exoplanet in the 1990s, scientists have found more than 4,000 exoplanets, some like the giant gas planets of our solar system, and others like earth-like planets. Some exoplanets may have very harsh environments, perhaps as hot as venus or mercury, or as extremely cold as other planets. Of course there are also exoplanets that may have relatively suitable temperatures, may be located in the habitable zone of a star system, are a potentially habitable planet, and may even be a living planet.

The cave is so dark that these nocturnal snakes that live in bat caves are essentially completely blind and deaf

Although scientists did find that people still have consciousness at the time of death, but the consciousness does not stay for a long time, may not have time to react, the consciousness disappeared

Although pangolins mainly feed on ants, their favorite is termites

These rabbits have caused an imbalance in the local ecosystem and brought a lot of trouble to the local people's lives. Or catch them and export them to foreign countries?

Kellogg adopted a 7-month-old female chimpanzee from a charity and named her Goya. Donald and Goya live together every day living, eating and moving around. The surrounding neighbors have since been amazed to find the child next door in and out with the orangutan!