WebYes, some species of whale do in fact have hair. In fact whales, dolphins and porpoises are all marine mammals that belong to the cetacean family, which is composed of around 80 – 90 different species. As a marine mammal whales share several features that are common among “almost” all mammals such as the need to breathe air, giving birth ... WebApr 11, 2024 · 70 Interesting Dolphin Facts. When humans take a breath, they replace only 15% of the air in their lungs with fresh air. When dolphins take a breath, they replace 90% of the air in their lungs with fresh air. [4] … 7th class kannada medium science textbook WebJul 21, 2008 · By Matt Soniak. Jul 21, 2008. iStock/alexxx1981 / iStock/alexxx1981. When it comes to being mammal, dolphins fit the bill in all respects. They give birth to live young and nurse them. They're ... WebJul 20, 1998 · dolphin, any of the toothed whales belonging to the mammal family Delphinidae (oceanic dolphins) as well as the families … 7th class iit books WebWhales are air breathing, hairy mammals which live in the sea. Even dolphins are mammals with hair. Mammals have either no legs, or four legs. Some have special front … WebNov 11, 2024 · It’s easy to see how animals like furry cats or hairy gorillas fall into this category. But all mammals, including marine mammals, have hair or fur at some point in … 7th class kannada medium notes WebA bottlenose dolphin. A dolphin is an aquatic mammal within the infraorder Cetacea. Dolphin species belong to the families Delphinidae (the oceanic dolphins), Platanistidae (the Indian river dolphins ), Iniidae (the New …

WebWhales are air breathing, hairy mammals which live in the sea. Even dolphins are mammals with hair. Mammals have either no legs, or four legs. Some have special front legs called arms. WebJul 21, 2024 · Many dolphins only average eight to nine feet (2-3 meters) in length. So yes, orcas are dolphins, and dolphins are whales! This might blow you away. Because they’re mammals, both dolphins and baleen … astm a182 f6a material composition WebBottlenose dolphins squeak, squawk and use body language—leaping as high as 20 feet in the air, snapping their jaws, slapping their tails on the surface of the water, blowing bubbles and even butting heads. Each dolphin has a special whistle that it creates soon after it is born. This whistle is used for identification, just like a human’s ... WebAnswer (1 of 4): As far as I know, hair/fur is a mammalian trait. There are animals who, only look hairy or furry, for example: Fuzzy baby birds: or the eyelashes of the Crested Gecko: That being said, there are plenty of … 7th class ka english ka paper WebNov 3, 2024 · For all these reasons, dolphins are mammals and not fish, who lay eggs. Then, there are other differences too. Dolphins are born with hair. The calves' rostrum is … WebMay 6, 2024 · The location of the hair follicles is similar to the whiskers in terrestrial mammals. They are found along the jawline on the upper and lower jaw, on the chin, along the midline on top of the head, and … 7th class ke gk question WebMammals have a number of traits designed to conserve heat energy. Most mammals have body hair, which insulates by trapping air. Instead of having a hairy coat, water-dwelling …

WebNearly 40 different dolphin species inhabit the waters of the world. While most species of dolphins live in coastal areas of tropical and temperate oceans, there are five species that live in freshwater rivers (including the Amazon pink river dolphin). 8. These marine mammals give live birth, similar to humans – except the baby is born tail ... astm a182 f6 chemical composition WebYes, some species of dolphin have hair at birth; however, the hair falls out once they are born or shortly after birth. After the hair falls out, hair follicles can still be seen on the … 7th class in urdu