I learned this today. Birds migrate because of declining food sources and not because of the temperature drop over winter. Birds migrate along a north south channel. They generally use a route that gives them the most opportunities for rest and food on the way. Their paths are usually dictated by natural landmarks like mountains […]
#60 Why do birds migrate? Read More »
I learned this today. Cats can jump up to 6 times their length because of their powerful hind legs and their flexible joints and vertebrae. Cats can jump 6 times their length, approximately 180cm. It is obviously not fair to make a straight comparison, but a human would have to jump a little over 10m
#54 Why can cats jump so high? Read More »
I learned this today. An electric eel produces electricity in the same way that a battery does. Electric eels usually grow to be about 2m long and they have three organs that they use to make electricity. These are called the main organ, Hunter’s organ, and Sach’s organ. These three organs take up most of
#23 How do electric eels make electricity Read More »
I learned this today. Cats appear never to blink, but they actually blink with a third eyelid, a nictitating membrane, which is difficult for us to see. Most animals that have eyes blink. Insects with compound eyes can’t blink, and fish, snakes, ghekos, slinks, and some lizards don’t need to blink. Apart from these, blinking
#20 Do cats blink? Read More »
I learned this today. Hibernation is not the same as sleeping. Animals sometimes have to come out of hibernation to be able to sleep. Hibernation is basically an energy-saving technique. During the winter, the temperature obviously drops, which means that endothermic animals (animals that generate their own heat internally) need more energy to keep themselves
#17 What happens when animals hibernate? Is it the same as sleeping? Read More »
I learned this today. Labradors are used as guide dogs because of their temperament, but also because of their size. Guide dogs have been used for centuries. There is a painting of a blind man being led by a dog on the wall of a Roman house that was buried by the eruption of Vesuvius
#5 Why are labradors used as guide dogs? Read More »
I learned this today. Vultures can eat rotten meat that would make us very sick because their stomach acid is 100 times stronger than ours. If you or I were to go and find a dead animal by the side of the road and eat it, we would get very sick within a few hours.
#4 How can vultures eat rotten meat and not get sick? Read More »
