In addition to being the most extensive river in the world, the Amazon is also the largest river in the world in terms of river volume

If you're in a vast expanse of desert, unless you can find water straight away, you'll be lucky to meet a camel. And it's not just the traditional image of the 'desert boat' that makes this animal so interesting - as a herbivore, they are almost never known to have natural predators in nature.

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

Sloth monkeys, the world's only poisonous primates

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

Any animal is divided into two modes of memory: short-term memory and long-term memory, where short-term memory is something that is stored in the animal's brain for only a few seconds, usually such things are arbitrary events for the animal.

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

The primitive food chain is mutually exclusive, so that different species can continue to survive in nature, piranhas have a nemesis even if they are fierce.

In the history of human development, "Learning to use fire" Was undoubtedly a very important point, as through the manipulation of fire, human beings were able to process various ingredients in nature into easily digestible and absorbable cooked food, to exert a powerful deterrent on other animals, to dispel darkness and cold, to harvest light and warmth, and thus step by step, a glorious civilisation has been created.

In the process of forming amber resin drops, sometimes some unlucky insects or other small animals are imprisoned in them, freezing their lives in this moment.