PPT-Salamanders

By Lindsay Perkins A Salamanders body Salamanders are amphibians They are known to be 46 inches Salamanders use their long tails and short legs To walk and swim Salamanders habitat Some salamanders live in water. A UNIQUE BREEDINGSTRATEGYGreen salamanders usuallymate in the spring and typically breed every twoyears. Unlike most am- habitat NOTES. EXTERNAL STRUCTURE AND MOVEMENT. Amphibian skin does not have . scales. , feathers, or . hair. .. It does have . secretions. that help with protection. . These glands also keep skin . moist. to prevent drying. . The . Hobbiton. council has recently expanded the hobbit-lands further west. However, it turned out the land is infested with . dragons. . . Of the 10kmx10km areas studied so far, 70% of them contained dragons.. Biology 342. Phylogeny . of . Basal . Tetrapoda. The group of bony fishes that gave rise to land-dwelling vertebrates and their descendants (. Tetrapoda. , or colloquially, “. tetrapods. ”) was the lobe-finned fishes, or . Salamander. Habitat. Wet places in water. Food. B. ugs. Worms. F. rogs. facts. Salamanders could be 6 feet. Some salamanders have poisonous skin. Some salamanders are able to shed their tails.. Resource. Amphiuma spp., amphiuma (Family Amphiumidae) Appearance: Gray to black, eel- like bodies with four greatly reduced, non-functional legs (A). Size: up to 46 Cynotilapia. . afra. , introduced at West . Thumbi. Island in Lake Malawi in the 1960s, has split into two genetically distinct populations, located at the north and south ends of the island. How can scientists determine whether these populations are now different species, according to the biological species concept?. Figure 1. Individual treefrogs can change color between green and This color change is related to the temperature and amount of moisture in the air, not to the background color as is the case for most Sinfield-Albets. Toler. Amphibians. The First Terrestrial Vertebrates. Amphibians are present on all continents except for Antarctica. . 3,000 modern day species.. This is a remnant of a once diverse group.. What is a Salamander?. 500 species. Europe, Asia, some parts of Africa, and North and South America. largest are found in China and Japan and can grow to five feet long.  not reptiles and not related to mammals or birds . Test 2: Amphibians and Reptiles:. Objective 1: Describe the characteristics of Modern Amphibians. Objective 2: Describe characteristics of the following orders: (. Apoda. , . Urodela. , . Anura. ). Give examples of each.. Sinfield-Albets. Toler. Amphibians. The First Terrestrial Vertebrates. Amphibians are present on all continents except for Antarctica. . 3,000 modern day species.. This is a remnant of a once diverse group.. Amphibians “Double Life” Adaptations to Meet Challenges of Life on Land Challenges of Life on Land vs. Water Adaptation to Meet Challenge Air much less buoyant than water so must move against gravity Basic Characteristics of Amphibians. Being . tetrapods. (4 limbs) that facilitate moving about on land - these limbs evolved from the pectoral and pelvic fins. Skin is thin, soft, glandular . (lack .