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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 |