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.
When you think of owls, you might think of harry potter's snowy white pet messenger hedwig, or any number of comical emojis. The owls are the funniest and most adorable of all birds, with their round eyes and occasional "Head tilts" That make them so cute.