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PBHS Zoology
amphibians, reptiles, birds
| Question | Answer |
|---|---|
| description of osteichthyes | bony fish |
| description of chondrichthyes | cartilaginous fish |
| description of agnatha | jawless fish |
| an example of a jawless fish | hagfish, lamprey |
| an example of a bony fish | perch, bass etc |
| an example of a cartilaginous fish | shark, skate, ray |
| 310 million years ago… ________ were the first vertebrates to make the complete transition to life on land | reptiles |
| an egg with a protective membrane and a porous shell enclosing the developing embryo. | amniote egg |
| reptile adaptation that prevents water loss, protects from wear and tear associated w/ living in rugged terrestrial environments | waterproof skin |
| reptile adaptation that tissues involved in gas exchange area are located inside body and are kept moist in even driest environments | well developed lungs |
| reptiles are ________ which means they get their heat from the environment | ectothermic (cold-blooded) |
| dominant land reptiles during the Mesozoic are called ___________ | dinosaurs |
| there are ___________ modern orders of reptiles | four |
| Rhynochocephalia: one living species lives in New Zealand | tuatara (Sphenodon punctatus) |
| Chelonia: 265 species, both aquatic and terrestrial | turtles and tortoises |
| Crocodilia: 20 species of large lizard-shaped reptiles | crocodiles and alligators |
| Crocodilians live in or near water in ________________ regions of the world | tropical/subtropical |
| Squamata: most diverse and numerous, Order consists of 5,640 species | snakes and lizards |
| venomous lizards | Gila Monster and beaded lizard |
| 4 venomous snakes in north America | rattlesnake, copperhead, water moccasin, coral snake |
| the largest lizards | Komodo dragon in Indonesia |
| reptiles that Blend with background, ____________ remain inconspicuous and fend off enemies | chameleons |
| reptiles that lose their tails and regenerate | skinks and geckos |
| an example of a Pelicanoforme | pelican |
| an example of a Picoforme | woodpecker |
| an example of a Galliforme | turkey, quail, pheasant |
| an example of a Falcinoforme | eagles, hawks |
| an example of an Apodiforme | hummingbird |
| most birds have forelimbs modified for _______________ | flight |
| First bird that appeared in the Jurassic Era | Archaeopteryx |
| how woodpeckers keep from scrambling their brains | long tongue |
| the bird that is/was extinct but has maybe been found in Arkansas | ivory-billed woodpecker |
| single Missouri hummingbird species | ruby-throated hummingbird |
| Amphibians are _____________, which means their blood temperature rises and falls with that of the surrounding environment | cold blooded |
| Amphibians have many prominent characteristics that are adaptations to a life spent both on land and in water:They change from an aquatic larval stage to a terrestrial adultform. This transformation is called ________________________ | metamorphosis |
| amphibian Larvae have _____________ hearts; adults have ______________ hearts and well-developed circulation | two chambered, three chambered |
| Amphibians enter a state of dormancy or _____________ when conditions are unfavorable.They often bury themselves in mud or leaves, emerging when conditions are better. | torpor |
| Amphibians enter a state of dormancy or torpor when conditions are unfavorable.They often bury themselves in mud or leaves, emerging when conditions are better. ________________when it occurs in the winter _____________when it occurs in the summer | hibernation, estivation |
| Biologists have identified about 2,375 living species of amphibians and have classified them into ________ orders | four |
| ____________ make up the Order Anura ("without a tail"). | frogs and toads |
| ________________ and other amphibians with legs and tails make up the Order Urodela ("visible tail"). | salamanders |
| Apoda includes ____________, a tropical, burrowing worm-like amphibians that is often Legless | caecilians |
| Biologist conclude that _________ appeared during the late Devonian period, about 345 million years ago. | amphibians |
| scientists think that amphibians evolved from the ____________ group of bony fish | lobe-finned |