Biology

Is a Zebra a Horse? Why Are There So Many Zebras In Africa That No One Has Domesticated To Ride?

Zebras have black and white stripes on their bodies, which makes them a bit higher in face value than horses, and they are not small enough to carry a lot of weight, and the bottom line is that today there are three species and nine subspecies of zebra, and a lot of them in the wild.If that's the case, why don't africans tame them to use as mounts? Let's have a chat about this interesting question.

Why Do Wild Animals Not Need To Eat Salt, But Humans Must?

In fact, the earth's crust itself is a natural source of minerals, many soil and rocks contain a certain amount of salt, careful observation of cattle and sheep should know, cattle and sheep in the grass, but also often "eat soil" or lick the stone, they do so, in fact, the purpose is to obtain the salt

Where Do All The Mosquitoes And Flies Go In Winter? How Do They Spend Their Winters?

It happens to be the season when mosquitoes and flies go wild, but it is true that there are not as many flies as there are mosquitoes today. This has a lot to do with our improved sanitation today, after all, flies need to lay their eggs on manure pits and rotting food, while many rural toilets have now been converted to squatting, and the shorter disposal cycle for waste has greatly reduced their hatching.

What Exactly Have Scientists Discovered And Why Are They So Convinced That Octopuses May Not Be Earth's Creatures?

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.