Sulci are small grooves, but there are also large grooves, and these are called fissures. Fissures divide the cerebral cortex into lobes and also divide the cerebrum into the right and left cerebral hemispheres along the saggital plane.
The ducks predator is the pelican,and,wolf, foxes, raccoons, snakes, sharks, weasels, hawks, owls, eagles, cats, dogs, rats, large fish (especially for ducklings), turtles, co â¦ yotes, Tasmanian devils, seals, killer whales, mountain lions, badgers, falcons, shoebills, storks, herons, and wolverines. duck is both predator and prey. A duck eats living organisms such as small fishes (not to mention insects and grasses), which makes it a predator.
The Mandarin drake rivals the North American native Wood Duck in its striking beauty and brilliantly colored plumage. Besides aesthetic beauty Mandarin Ducks share many other similarities to the Wood Duck; Mandarins prefer to nest off the ground in tree cavities or in man made duck houses and enjoy wetland environments.hey do not typically associate with other ducks, but do enjoy the company of their own breed during the winter months. The Mandarin Duck is an excellent duck to help stock a game farm or as a pet to enjoy for it's wonderful plumage.