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Aquatic mammal
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- A dolphin is an aquatic mammal in the clade Odontoceti (toothed whale). Dolphins belong to the families Delphinidae (the oceanic dolphins), Platanistidae (the Indian river dolphins), Iniidae (the New World river dolphins), Pontoporiidae (the brackish dolphins), and possibly extinct Lipotidae (baiji or Chinese river dolphin).
en.wikipedia.org/wiki/Dolphin
While fully aquatic mammals, such as whales and dolphins, spend their entire lives in the ocean, semi-aquatic mammals, like seals and otters, gracefully navigate both aquatic and terrestrial realms.
River dolphins and manatees are both fully aquatic and therefore are completely tethered to a life in the water. Seals are semiaquatic; they spend the majority of their time in the water, but need to return to land for important activities such as mating, breeding and molting.
A dolphin is an aquatic mammal in the clade Odontoceti (toothed whale). Dolphins belong to the families Delphinidae (the oceanic dolphins), Platanistidae (the Indian river dolphins), Iniidae (the New World river dolphins), Pontoporiidae (the brackish dolphins), and possibly extinct Lipotidae (baiji or Chinese river dolphin).
- Dolphins are Warm-Blooded. Warm-blooded animals maintain body temperatures higher than environmental temperatures through metabolic processes different from cold-blooded animals.
- Dolphins Breathe Through Lungs, Not Gills. Watching dolphins swim in the ocean, you've probably wondered why they continuously make trips to the surface.
- Dolphins Give Birth to Live Young. Most mammals give birth to live young. Reptiles, amphibians, fish and insects lay eggs that hatch at some point in the future.
- Dolphins Have Hair. Dolphin calves have hair on their rostrum when they are born, which falls out soon after birth. However, you can still see hair follicles through adulthood.
Jan 24, 2024 · Although they dwell in the marine environment, these unusual mammals – dolphins, much like their avian cousins, are warm-blooded. This attribute allows them to regulate a steady body temperature, undeterred by the changes in their surroundings.
Aug 25, 2024 · Most species of aquatic mammals live in the marine environment. There are three orders of aquatic mammals, which include: cetacea, carnivora and sirenia. Cetacea order. The most representative species within the cetacea order are: whales, dolphins, sperm whales, killer whales and porpoises.
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Oct 16, 2020 · Yes, dolphins are mammals and not fish. Despite spending their lives almost completely underwater, and appearing in most ways like fish, they are actually mammals. Dolphins are members of the infraorder Cetacea, which is reserved for marine mammals, such as dolphins, porpoises and whales.
