Do mammals have scales and fins?

They have scaly skin, fins to help them swim and they breathe through gills. Mammals – Mammals are animals that breathe air, grow hair or fur and feed on their mother’s milk as a baby. They have scales on their skin.

Do mammals have fur or scales?

Mammals have hair or fur, birds have feathers, reptiles have dry scales, amphibians have soft, moist skin, and fish have wet, slimy scales. Skin that helps an animal blend into its surroundings is an obvious advantage for both predators and prey.

Do mammals have scales or hairless skin?

All mammals have some hair on their skin, even marine mammals like whales, dolphins, and porpoises that appear to be hairless. The skin interfaces with the environment and is the first line of defense from external factors. The skin on the palms and the soles of the feet is the thickest skin on the body as 4 mm thick.

Which animal does not have scale?

Amphibians live part of their lives on land and part of their lives in the water. They have smooth, moist skin with no scales, feathers, or hair.

How many mammals have scales?

What is a pangolin, really? Though many think of them as reptiles, pangolins are actually mammals. They are the only mammals wholly-covered in scales and they use those scales to protect themselves from predators in the wild.

Do whales have scales?

Compared to sharks, whales have smooth skin (no scales), and their tails move up-and-down for swimming.

Do mammals have dry scales?

Fish, reptiles, arthropods, birds and mammals can all present scales.

What animal has dry scales?

Reptiles
Reptiles are a class of vertebrates made up mostly of snakes, turtles, lizards, and crocodilians. These animals are most easily recognized by their dry, scaly skin.

What animals have scaly skin?

Reptiles are turtles, snakes, lizards, alligators and crocodiles. Unlike amphibians, reptiles breathe only through their lungs and have dry, scaly skin that prevents them from drying out. Amphibians and reptiles are together called herpetofauna, or “herps” for short.

Does armadillo have scales?

All armadillos possess a set of plates called the carapace that covers much of the body, including the head and, in most species, the legs and tail. In all but one species the carapace is nearly hairless. The carapace is made of bony transverse bands covered with tough scales that are derived from skin tissue.

Which mammal has scale?

pangolin
What is a pangolin, really? Though many think of them as reptiles, pangolins are actually mammals. They are the only mammals wholly-covered in scales and they use those scales to protect themselves from predators in the wild.

Does a dolphin have scales?

The skin of a dolphin has no scales. It is soft and smooth. However, it is very firm, due to how much muscle they have. Dolphins use echolocation to find their food.

What are some examples of animals that have scales?

Fish, reptiles, arthropods, birds and mammals can all present scales. For more about what are some examples of animals that have scales, keep reading below.

Why do animals have scales on their skin?

Animals with scales. Depending on the species to which they belong, the characteristics of the animal’s scales will vary: Fish have dermal scales, formed in the mesoderm, one of the cell layers that make up the embryos. Fish scales function to resist strong water currents and serve as protection.

Do reptiles have scales?

All reptiles and fish have scales. Reptile scales develop from the skin. They are composed of keratin, the same element of which the nails of humans are composed; in the case of reptiles, this keratin is much thicker than that of the nails. As reptiles grow, their scales also do.

Do pangolins have scales?

Nearly all mammals do not have scales, but pangolins do. Image from Sierra Club’s article on pangolins. Unfortunately, the eight species of pangolins range from vulnerable to critically endangered.