Turtles breathe with their butts, along with dragonfly nymphs and sea cucumbers. But not all kinds of turtles can make that “trick”. Only some species of turtles can do that. These species have developed ways to pick up oxygen even when submerged. They can nestle down underwater and slow their metabolism down so much they barely need any oxygen. They can then take a small amount of water... 

The smallest bird in the world is a bird called Humming Bird, which are found only in North and South Americas. They can fly backwards, and are the only group of birds able to do so. Their English name derives from the characteristic hum made by their wings. Males of the bee hummingbird living on Cuba and on Isla de la Juventud, weigh 1,6g, and their length is 5,7cm, Half of length make a tail and... 

The longest animal in the world is … a worm. It is the Ribbon Worm, belongs to the phylum Nemertea, also known as Lineus longissimus. Lineus can grow up to a length of 100 feet or 30 metres surpassing a blue whale. Their body is brown with lighter stripes. Scientists believe it can actually reach 200 feet or 60 metres if it stretches it’s body. It is found under boulders at low tide along... 

There are more than 270 kinds of turtles. Turtles have been on earth for about 230 million years. Studies show that turtles were on earth even before dinosaurs. There are several species of turtles you can keep as pets. If turtles are properly cared for, they can live for many years. But, instead of this fact, another thing that is very important is the breed. As usual, water-turtles live shorter.... 

But do insects have teeth at all?  Yes, a mosquito has.  Have you ever    wondered when a mosquito bit you if it has teeth? Mosquitoes have four knife-like tools of serrated teeth that surround a pair of fine tubes — one for dripping a pain suppressor and one for sucking blood. A common house mosquito stabs the skin with her sharp snout and saws in with her four knife tools to draw blood. She...