WebNomenclature. The word otter derives from the Old English word otor or oter.This and cognate words in other Indo-European languages ultimately stem from a root which also gave rise to the English words water.. An otter's den is called a holt or couch.A male otter is a dog (otter), a female a bitch (otter), and a baby a whelp or pup.The collective nouns for … Webthe phylum Acanthocephala are known as “spiny-headed worms” and are characterized by the presence of an evertable proboscis (a feeding or sucking organ), armed with ... vertebrates such as sea otters or birds. Life Cycle In the ocean, acanthocephalan eggs float freely in the water until they are accidentally ingested by suitable intermediate
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WebWhat chordate phylum was the first to create a heart-like structure? Urochodata "tube heart" - can go both ways; ... Chordata Craniata Mammalia Carnivora Mustelidae Sea Otter. Adaptations of sea otters for life in water?-no blubber but LOTS of fur - close nostrils and ears to dive for urchins -webbed feet -sensitive, thick whiskers. WebThe sea otter is the smallest marine mammal with a body length of 1.0 to 1.5 meters. The body of sea otters is covered with thick and dense fur throughout the year. Underwater, their body is long and streamlined with forelimbs closely pressed against the chest. Sea otters have long, widely flattened, and webbed hind feet. how often should you check your fire alarm uk
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WebSea otters are protected from the cold by a. a thick skin b. a thick fur c. a layer of blubber d. a countercurrent exchange mechanism e. high metabolism b. a thick fur Bacteria that make their own organic compounds by obtaining energy from chemical compounds and not directly from light are known as: a. heterotrophic b. decay c. photosynthetic d. protists e. … WebOct 11, 2016 · river otter facts. River otters are long-bodied, well-muscled animals, with relatively short legs, five webbed toes on all four feet, (most carnivores have 4 toes on the rear foot), and a long flat tail used as a rudder in the water. The head is broad and somewhat flat with small ears and a powerful, well defined muzzle framed by very long ... WebThe octopus belongs to the same phylum (mollusca) as the squid and cuttlefish. There are about 100 species, with the largest reaching up to 30 feet from tentacle tip to tentacle tip, and the smallest measuring a mere 3/8 of an inch. mercedes benz g55 amg pictures