#775 Why don’t more animals use two legs?
Why don’t more animals use two legs? Because they wouldn’t be able to balance, run as fast, and they can’t use their forelegs for anything other than standing. Walking on…
Why don’t more animals use two legs? Because they wouldn’t be able to balance, run as fast, and they can’t use their forelegs for anything other than standing. Walking on…
Where and when did language originate? This is an impossible question to answer, but, probably, in and around Africa between 150,000 and 50,000 years ago. Our ability to communicate is…
Why did some dinosaurs have such long necks? To reach the higher up vegetation, to get more low-lying vegetation, to expend less energy, and to lose heat. There are several…
Watch on YouTube Why do stick insects look like plants? They have evolved to resemble the plants they live and feed on, in order not to be eaten by birds…
Why do we have a coccyx? The coccyx is a series of three, four or five vertebrae at the base of the spine. A coccyx is something we have evolved…