Animals

nocturnal burrowing mammal of the grasslands of Africa that feeds on termites; sole extant representative of the order Tubulidentata

striped hyena of southeast Africa that feeds chiefly on insects

any of various large edible marine gastropods of the genus Haliotis having an ear-shaped shell with pearly interior

the fourth compartment of the stomach of a ruminant; the one where digestion takes place

a human fetus whose weight is less than 0.5 kilogram when removed or expelled from the mother's body

a small slender short-haired breed of African origin having brownish fur with a reddish undercoat

a teleost fish with fins that are supported by sharp inflexible rays

mite or tick

any of several mites of the order Acarina

small sparrow-like songbird of mountainous regions of Eurasia

an organism that thrives in a relatively acid environment

an organism that thrives in a relatively acid environment

an animal having teeth consolidated with the summit of the alveolar ridge without sockets

any sea anemone or related animal

sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed

a sharp-pointed process especially a sting of a hymenopterous insect

large antelope with lightly spiraled horns of desert regions of northern Africa

small terrestrial viper common in northern Eurasia

large Indian stork with a military gait

any of several brightly colored butterflies

any mature animal

huge (to 9 ft.) extinct flightless bird of Madagascar

tall graceful breed of hound with a long silky coat; native to the Near East

tall large-horned humped cattle of South Africa; used for meat or draft

a supplementary feather (usually small) on the underside of the base of the shaft of some feathers in some birds

small terrestrial lizard of warm regions of the Old World

agile long-legged rabbit-sized rodent of Central America and South America and the West Indies; valued as food

a sloth that has three long claws on each forefoot and each hindfoot

an air-filled sac near the spinal column in many fishes that helps maintain buoyancy

any of the membranous air-filled extensions of the lungs of birds

any of the thin-walled extensions of the tracheae of insects

a wing of an insect

large pelagic tuna the source of most canned tuna; reaches 93 pounds and has long pectoral fins; found worldwide in tropical and temperate waters

large web-footed birds of the Southern Hemisphere having long narrow wings; noted for powerful gliding flight

an animal with congenital albinism

shad-like food fish that runs rivers to spawn; often salted or smoked; sometimes placed in genus Pomolobus

primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves

primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves

the vascular fetal membrane that lies below the chorion and develops from the hindgut in many embryonic higher vertebrates (reptiles, birds and…

European shad

either of two amphibious reptiles related to crocodiles but with shorter broader snouts

European shad

fishes having large mouths with a wormlike filament attached for luring prey

domesticated llama with long silky fleece; believed to be a domesticated variety of the guanaco

breed of large shepherd dogs used in police work and as a guide for the blind

tuft of small stiff feathers on the first digit of a bird's wing

scalelike structure between the base of the wing and the halter of a two-winged fly

red Asian weaverbirds often kept as cage birds

mainly green tropical American parrots

any of several amber to coppery fork-tailed warm-water carangid fishes

one of the five areas on the undersurface of an echinoderm on which the tube feet are located

thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals)

thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals)

higher vertebrates (reptiles, birds and mammals) possessing an amnion during development

naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion

cold-blooded vertebrate typically living on land but breeding in water; aquatic larvae undergo metamorphosis into adult form

any family of amphibians

any genus of amphibians

(genetics) an organism or cell having a diploid set of chromosomes from each parent

small translucent lancet-shaped burrowing marine animal; primitive forerunner of the vertebrates

a kind of malacostracan crustacean

aquatic eel-shaped salamander having two pairs of very small feet; of still muddy waters in the southern United States

large arboreal boa of tropical South America

primitive reptile having no opening in the temporal region of the skull; all extinct except turtles

primitive reptile having no opening in the temporal region of the skull; all extinct except turtles

small herring-like plankton-eating fishes often canned whole or as paste; abundant in tropical waters worldwide

marine polyps that resemble flowers but have oral rings of tentacles; differ from corals in forming no hard skeleton

sharks with broad flat bodies and winglike pectoral fins but that swim the way sharks do

deep-bodied disk-shaped food fish of warmer western Atlantic coastal waters

a butterfly fish of the genus Pomacanthus

fishes having large mouths with a wormlike filament attached for luring prey

terrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers

a long-haired breed of cat similar to the Persian cat

domestic breed of rabbit with long white silky hair

a domestic breed of goat raised for its long silky hair which is the true mohair

small moth whose larvae feed on kernels of stored grains

a kind of yellow or golden lemur (Arctocebus calabarensis)

fish-eating bird of warm inland waters having a long flexible neck and slender sharp-pointed bill

black tropical American cuckoo

the order of animals

microscopic organism such as an amoeba or paramecium

microscopic organism such as an amoeba or paramecium

worms with cylindrical bodies segmented both internally and externally

small buffalo of the Celebes having small straight horns

any of various dull-colored South American birds that feeding on ants some following army ant swarms

a kind of antbird, with species spanning the genera Formicarius and Chamaeza

any of various dull-colored South American birds that feeding on ants some following army ant swarms

a burrowing monotreme mammal covered with spines and having a long snout and claws for hunting ants and termites; native to Australia

a burrowing monotreme mammal covered with spines and having a long snout and claws for hunting ants and termites; native to New Guinea

nocturnal burrowing mammal of the grasslands of Africa that feeds on termites; sole extant representative of the order Tubulidentata

any of several tropical American mammals of the family Myrmecophagidae which lack teeth and feed on ants and termites

toothless mammal of southern Africa and Asia having a body covered with horny scales and a long snout for feeding on ants and termites

small Australian marsupial having long snout and strong claws for feeding on termites; nearly extinct

graceful Old World ruminant with long legs and horns directed upward and backward; includes gazelles, springboks, impalas, addax, gerenuks, blac…

one of a pair of mobile appendages on the head of e.g. insects and crustaceans; typically sensitive to touch and taste

sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed

any member of the suborder Anthropoidea including monkeys and apes and hominids

deciduous horn of a member of the deer family

winged insect resembling a dragonfly; the larvae (doodlebugs) dig conical pits where they wait to catch e.g. ants

the larva of any of several insects

wild sheep of northern Africa

South American armadillo with three bands of bony plates

any of various primates with short tails or no tail at all

South American cavy; possibly ancestral to the domestic guinea pig

any of various small plant-sucking insects

carnivorous larva of lacewing flies

ridge-like ingrowth of the exoskeleton of an arthropod that supports internal organs and provides attachment points for muscles

free-swimming tadpole-shaped pelagic tunicate resembling larvae of other tunicates

nocturnal flightless bird of New Zealand having a long neck and stout legs; only surviving representative of the order Apterygiformes

a spirited graceful and intelligent riding horse native to Arabia

a spirited graceful and intelligent riding horse native to Arabia

air-breathing arthropods characterized by simple eyes and four pairs of legs

air-breathing arthropods characterized by simple eyes and four pairs of legs

extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of al…

central cavity of the gastrula; becomes the intestinal or digestive cavity

any of several small freshwater fishes that catch insects by squirting water at them and knocking them into the water; found in Indonesia and Au…

largest mollusk known about but never seen (to 60 feet long)

wild sheep of semidesert regions in central Asia

wild sheep of semidesert regions in central Asia

any of various small silver-scaled salmon-like marine fishes