While all crocodiles, tuataras and most squamates (a clade consisting of snakes, lizards and amphisbaenians) have teeth, all living birds and turtles possess toothless beaks for mouths. Technically called rhamphothecae, their beaks are built from
Answer: Echidnas: With a keen sense of smell, an echidna uses its long, hairless snout to search for food, detect danger and locate other echidnas. Termites are the preferred food, which is why the animal is often called the 'spiny anteater'. After finding food, an echidna catches the prey with its long, sticky tongue
Crocodiles: Crocodiles are mostly nocturnal animals. They are predators and spend most of their time in the water; although they are also known to make journeys of several kilometres over land. ... Crocodiles capture water animals in their jaws with a sideways movement of the muzzle
Explanation:First of all skin color is determined by how much melanin you have and the one thing that would show more variability in the human population is probably the one that uses less genes, because of how we come from only two genes which makes us different.
