prostacyclin (ËprÉstÉËsaÉªklÉªn) n (Biochemistry) biochem any of several prostaglandins produced in the blood vessels, causing vasodilation and inhibiting platelet aggregation. prosâ¢taâ¢cyâ¢clin (ËprÉs tÉËsaÉª klÉªn) n. a prostaglandin, C20H32O5, that specifically inhibits the formation of blood clots.
mongoose Facts. Although they appear remarkably similar to weasels in form and lifestyle, mongooses are actually members of the superfamily feliforma, or cat-like carnivores, while weasels are in the superfamily caniforma or dog-like carnivores.
Sea otter. The sea otter (Enhydra lutris) is a marine mammal native to the coasts of the northern and eastern North Pacific Ocean. Adult sea otters typically weigh between 14 and 45 kg (31 and 99 lb), making them the heaviest members of the weasel family, but among the smallest marine mammals.