They are also known to feed on other insects, larvae, and eggs, and occasionally small mammals and birds.

They are the grey seal ( Halichoerus grypus ) and the Baltic ringed seal ( Pusa hispida botnica ) that both feed underneath and breed on the ice.

They are mostly small, freshwater animals that feed on plankton and detritus, with the exception of the Cladocera, many of which are marine.

They swim " upside-down " and feed by filtering organic particles from the water or by scraping algae from surfaces.

They prefer areas in the nesting season that have access to both upland and wetland areas, though they feed almost entirely in dry areas.

They are slime molds that feed as unicellular amoebae, but aggregate into a reproductive stalk and sporangium under certain conditions.

They are very selective feeders and will feed on the leaves of one species and disregard other species surrounding it.

They also feed on shrubs, grass and fruit.

They feed the chicks for months.

They feed primarily on grasses and, in the fall, broadleaf forbs.

They generally locate upon firm dry plains, coated with fine short grass, upon which they feed ; for they are no doubt exclusively herbivorous.

They also contain important ore deposits, including gold and silver, and their mineral water springs feed numerous health resorts.

They contribute to the decomposition of dead vegetation, and feed on bacteria, yeasts, and fungi.

They live in similar habitats and feed on microorganisms.

They feed mainly on decaying vegetable matter, over-ripe fruit, and sap.

They are nocturnal and fossorial, finding shelter during the day in the relative cool of underground holes or undersides of rocks and coming out at night to hunt and feed.

They live in cities that require much higher technology to build than the rest of the races on Rokanan, but live in bat-like societies, hunting for humans and animals on which their larvae feed by sucking their blood.

They often feed on carrion left by wolves, so changes in the population of wolves may affect the population of wolverines.

They feed mostly on vertebrates-fish, reptiles, and mammals, and sometimes on invertebrates-molluscs and crustaceans, depending on species.

They feed on almost any small invertebrates, including woodlice ( Isopoda ), termites ( Isoptera ), crickets ( Gryllidae ), book / bark lice ( Psocoptera ), cockroaches ( Blattidae ), millipedes and centipedes ( Myriapoda ), spiders ( Araneae ), various worms and even large snails ( Gastropoda ).

They feed on slow-moving invertebrates, such as polychaete worms.

They had the rare success of getting the shark to feed in captivity before its release.

They feed on a greater diversity of prey than other members of the Panthera species, and will eat anything from dung beetles to male giant elands, though prey usually weighs considerably less than.

They raised most of their own food, so farming, and preserving the produce required to feed them through the winter, had to be priorities.

They crawled through the north fence and came on toward him, and now he saw that both were young, not more than nineteen or twenty.

They were tethered, army style, on stable lines.

They could hear the pony's feet on the dry leaves for a while, then the sound faded out.

They, and the two large fans which I could dimly see as daylight filtered through their vents, down at the far end of the hall, could be turned on by a master switch situated inside the office.

They reached the guard house without alerting the men on the walls above, and Powers slipped through the door.

They squatted on their heels in the deep mud and Dill found a cigar in his breast pocket, passing it over silently.

They got tin cups of coffee from the big pot on the coosie's fire, rolled and lighted brown-paper cigarettes, lounged about.

They were sitting on their heels, rider-fashion, over by the still empty calf wagon.

They reined in before the town marshal's office, a box-sized building on Main Street.

They moved in on him, crowded him from all sides.

They returned to the street, mounted their horses, rode through the rain to the big house on Houston Street.

They tracked mud on the oaken floor, on the carpet.

They were headed straight for each other on a collision course.

`` They were supposed to meet Thor at nine PM for a conference concerning the ad campaign for their soap, a new angle based on this SX-21 stuff ''.

They discussed the way people never tell each other the things on their minds.

They watched the tree until it twisted sharply on a bend.

They could come on him now without difficulty.

They are preoccupied riding herd on control panels, switches, flashing colored lights on pale green or gray consoles that look like business machines.

They inhabit a secret world centered on `` go codes '' and `` gold phones ''.

They squatted on their heels with their heads bent far forward, their eyes only a few inches from the ground.

They differed in the balance they believed essential to the sovereignty of the citizen -- but the supreme sacrifice each made served to maintain a still more fundamental truth: That individual life, liberty and happiness depend on a right balance between the two -- and on the limitation of sovereignty, in all its aspects, which this involves.

They arise in situations in which one believes that what happens depends not only on the external world, but also on the precise pattern of behavior of the individual or group.