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Chapter 25 Notes
Chapter 25: Fishes and Amphibians
| Term | Definition |
|---|---|
| Class Agnatha | Jaw-fishes includes the Lamprey and Hagfish |
| Class Chondrichthyes | Cartilaginous fishes includes the Sharks, Skates, and Rayes |
| Class Osteichthyes | Bony fishes, includes the Catfish and Goldfish |
| Spawning | Reproduction in fishes |
| Oviparous | Egg laying |
| Viviparous | Live birth |
| Ovoviviparous | Babies are inside the mother but are independent |
| Diadromous | Going from one type of water to another to spawn |
| Catadromous | Freshwater to Saltwater, Example: American Eel |
| Anadromous | Saltwater to Freshwater, Example: Salmon |
| Fins | Fan-shaped membrane used for balance, swimming, and steering |
| Lateral Line System | Line of fluid filled canals running along the sides of the fish that enables movement detection |
| Scales | Thin bony plates from skin includes tooth-like, diamond-shaped, cone-shaped, or round shaped |
| Separate Vertebrate | Provides flexibility important for fish locomotion that involves flexing the backbone |
| Swim Bladder | Thin-walled, internal sac found just bellow the backbone in bony fish |
| Subclasses of Osteichthyes | Lungfish, the lobe-finned fishes, and the ray-finned fishes (most common) |
| Caudata | Salamander and Newts |
| Anura | Frogs and Toads |
| Apoda | Legless amphibians or caecilians |
| Ectotherm | An animal with a body temperature that changes with the temperature of its surroundings |
| Vocal Chords | Sound producing bands of tissue in the throat |
| Walking Catfish | Accidentally introduced into Florida pond systems and flourished |
| English Catfish | Largest catfish, can get up to 9 feet long and over 200 pounds |
| American Catfish | Gets up to 6 feet and over 100 pounds |
| South American Catfish | Gets up to 4 inches and is attracted to nitrogen wastes (can get into human urinary tract) |
| Parrotfish | Large blunt molars that are strong enough to crack open coral |
| Archerfish | Can shoot insects off of overhanging vegetation accurately from up to 8 feet away |
| Anglerfish | Uses a bioluminescent antenna, which resembles a wriggling worm to attract fish to capture |
| Sawfish | Have a long nose with teeth around the outside of it which they thrash through a school of fish stunning an killing them |
| Surinam Toad | Female extends her oviduct over her back and lays about 60 eggs |
| Arrow Poison Frag | Found in South America and has poison capable of killing a man with 1/100,000 of an ounce |
| North American Hellbender | Most common salamander found in the US, averages about 30 inches |
| Japanese Giant Salamander | Largest salamander can get up to 5 feet long |
| Giganthoran Goliath | Largest frog with a body length that is 1.5 feet |
Created by:
SavanahT
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