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Across 6. Any of various arachnids of the order Scorpiones, chiefly of warm dry regions, having large claws and a segmented tail that curves over the back and is tipped with a venomous sting. 8. A wolflike carnivorous mammal (Canis latrans) of North and Central America, having grayish-brown or yellowish fur, large erect ears, and a drooping bushy tail. Also called prairie wolf. 9. Any of numerous hymenopteran insects of the family Formicidae, characteristically having wings only in the males and fertile females and living in colonies that have a complex social organization. 10. Any of various small, soft-bodied insects of the superfamily Aphidoidea that feed by sucking sap from plants and that can reproduce asexually. Also called plant louse. 11. A wild dog (Canis lupus subsp. dingo) of Australia and Southeast Asia, having a reddish-brown or yellowish-brown coat. 13. Any of several mammals of the genus Canis of Africa, Asia, and southeast Europe, that are chiefly foragers feeding on plants, small animals, and occasionally carrion. 15. A bear (Ailuropoda melanoleuca) of the mountains of central China, having woolly fur with distinctive black and white markings. Also called giant panda, panda bear. 16. Any of various large aquatic reptiles of the family Crocodylidae that are native to tropical and subtropical regions and have thick, armorlike skin and long tapering jaws. 18. Any of various short-horned grasshoppers that sometimes migrate in immense swarms, devouring vegetation and crops. 19. A large, white-furred bear (Ursus maritimus) living in Arctic regions. 20. Any of numerous small or minute arachnids of the order Acarina, including species that damage crops or stored food and species that are parasitic on animals and often transmit disease. 21. Any of various wading birds of the family Ardeidae, having a long neck, long legs, a long pointed bill, and usually white, gray, or bluish-gray plumage. 22. Any of various echinoderms of the class Echinoidea, having a soft body enclosed in a rounded, radially symmetrical, calcareous skeleton covered with long spines. 23. Any of numerous cartilaginous fishes of the subclass Elasmobranchii that are chiefly carnivorous and marine. Sharks have a streamlined torpedolike body, five to seven gill openings on each side of the head, a large oil-filled liver, and tough skin covered with small 24. Any of various two-winged bloodsucking flies of the genus Glossina of sub-Saharan Africa that transmit the trypanosomes that cause sleeping sickness in humans and nagana in livestock. 26. Any of several carnivorous mammals of the genus Canis, especially the gray wolf of northern regions, that typically live and hunt in packs. 27. Any of numerous winged, hairy-bodied, usually stinging hymenopteran insects of the superfamily Apoidea, including both solitary species and social species such as the honeybees, and characterized by sucking and chewing mouthparts for gathering nectar and pollen. 28. A black-and-white toothed whale (Orcinus orca) that feeds on large fish, squid, and marine mammals such as seals and other whales and dolphins. Also called killer whale. 29. Any of numerous scaly, legless, sometimes venomous squamate reptiles of the suborder Serpentes (or Ophidia), having a long, tapering, cylindrical body and flexible jaws. 31. A large wild cat (Panthera uncia syn. Uncia uncia) of the highlands of Central and South Asia, having long, thick, whitish-gray fur with dark markings like those of a leopard. Also called ounce2. 34. Any of various rodents of the family Hystricidae, of Eurasia and Africa, or the family Erethizontidae, of the Americas, having long, sharp, erectile quills. 36. A large wild cat (Panthera pardus) of Africa and southern Asia, having either tawny fur with dark rosettelike markings or black fur. 37. Any of numerous usually free-swimming marine cnidarians of the class Scyphozoa, characteristically having a gelatinous, tentacled, often bell-shaped medusa stage as the dominant phase of its life cycle. Also called true jellyfish. 38. A wild Asian dog (Cuon alpinus) having reddish fur and large ears. 39. A male peafowl, distinguished by its crested head, brilliant blue or green plumage, and long modified back feathers that are marked with iridescent eyelike spots and that can be spread in a fanlike form. 40. A large powerful wild cat (Puma concolor syn. Felis concolor) chiefly of mountainous regions of the Americas, having an unmarked tawny body and a long tail. Also called catamount, mountain cat, mountain lion, panther, puma; Also called regionally painter. 42. Any of numerous small rodents of the families Muridae and Cricetidae, such as the house mouse, characteristically having a pointed snout, small rounded ears, and a long naked or almost hairless tail.

Down 1. Any of various tropical American freshwater fishes of several genera, especially Serrasalmus and Pygocentrus, that have sharp teeth and are known for attacking and feeding on live animals. Also called caribe. 2. Any of several carnivorous mammals of the family Hyaenidae of Africa and Asia, which feed as scavengers and have powerful jaws, relatively short hind limbs, and coarse hair. 3. Any of numerous slender two-winged insects of the family Culicidae, having aquatic larvae and in the adult female a long proboscis, used in most species for sucking blood. Some species of mosquitoes transmit the pathogens that cause certain diseases, notably malaria, yellow fever, and dengue. Also called regionally skeeter. See Note at tater. 4. Any of numerous small, flat-bodied, wingless biting or sucking insects of the order Phthiraptera, which live as external parasites on birds and mammals, including humans. The lice are sometimes classified together with the psocids in the order Psocodea. 5. Any of numerous social or solitary hymenopterans of the suborder Apocrita, especially of the family Vespidae, that characteristically have a slender hairless body with a constricted abdomen, two pairs of membranous wings, a mouth adapted for biting or sucking, and in the females an ovipositor sometimes modified as a sting. 6. Any of various small biting flies of the genus Phlebotomus of tropical areas, some of which transmit diseases. 7. A large, chiefly aquatic African herbivorous mammal (Hippopotamus amphibius) having thick, dark, almost hairless skin, short legs with four toes, and a broad, wide-mouthed muzzle. Also called river horse. 8. Any of various predatory arthropods of the class Chilopoda, having a long flattened body composed of segments, each bearing a pair of jointed appendages. The appendages of the foremost body segment are modified into venomous claws. Also called chilopod. 12. The wormlike larva of a butterfly or moth. 13. A large feline mammal (Panthera onca) of Mexico, Central America, and South America, closely related to the leopard and having a tawny coat spotted with black rosettes. 14. Any of various prickly, often poisonous, chiefly marine fishes of the family Tetraodontidae that have a beaklike mouth and puff themselves up when threatened, by swallowing water or air. Also called blowfish, puffer. 17. A large carnivorous feline mammal (Panthera leo) of Africa and northwest India, having a short tawny coat, a tufted tail, and, in the male, a heavy mane around the neck and shoulders. 18. Any of various chiefly aquatic carnivorous or bloodsucking annelid worms of the class (or subclass) Hirudinea, of which one species (Hirudo medicinalis) was formerly widely used by physicians for therapeutic bloodletting. 23. Any of several small omnivorous mammals of the Americas belonging to the family Mephitidae, having a bushy tail and black fur with white markings and ejecting a foul-smelling oily liquid from glands near the anus when threatened. Also called polecat. 24. A large carnivorous feline mammal (Panthera tigris) of Asia, having a tawny coat with transverse black stripes. 25. A long cylindrical freshwater fish (Electrophorus electricus) of northern South America, having organs that produce a powerful electric discharge, used to stun prey and for defense. 26. Any of various invertebrates, especially an annelid, flatworm, nematode, or nemertean, having a long, flexible, rounded or flattened body, often without obvious appendages. 27. Any of various usually omnivorous mammals of the family Ursidae that have a shaggy coat and a short tail and walk with the entire lower surface of the foot touching the ground. 30. Any of numerous insects of the order or suborder Blattaria, having oval flat bodies and laying eggs in hardened cases, and including several species that are common household pests. 32. A wild pig (Sus scrofa) of Eurasia and northern Africa, having dark dense bristles and four tusks in the male. It is the ancestor of the domestic swine. 33. Any of numerous pale-colored, usually soft-bodied social insects of the order Isoptera that live mostly in warm regions. Many species of termites feed on wood, often destroying trees and wooden structures. Also called isopteran, white ant. 35. A long-legged, swift-running wild cat (Acinonyx jubatus) of Africa and southwest Asia, having tawny, black-spotted fur and nonretractile claws. The cheetah, the fastest animal on land, can run for short distances at about 96 kilometers (60 miles) per hour. 38. A domesticated carnivorous mammal (Canis familiaris syn. Canis lupus subsp. familiaris) occurring as a wide variety of breeds, many of which are traditionally used for hunting, herding, drawing sleds, and other tasks, and are kept as pets. 41. Any of various carnivorous mammals of the family Canidae and especially of the genus Vulpes, found worldwide and characteristically having upright ears, a pointed snout, and a long bushy tail.