Science Quiz / Salamanders and Caecilians

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Can you name the the amphibian family that matches the characteristic?

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CharacteristicFamily
Found in E. North America and E. Asia, this family has 3 species in 2 genera.
Have noxious milky-white skin secretions and some have aposematic coloration. Found only in North America.
Found in the NW USA only, internal reproduction, tail-lash defense, and are fairly small.
The hellbender is in this family.
Caecilians- yeah i know it's not a family, deal with it
External fertilization, eggs tended by females. This family can escape drought conditions by aestivating in a mucous cocoon.
Has 27 genera and 431 species
This family is fully aquatic, found in slow-moving water, and is found in SE United States and NE Mexico.
[caecilian]Up to 1 meter long, eats earthworms
Males herd females into their nests under large rocks and tend to the eggs after mating through external fertilization.
Sometimes called conger eels or congo snakes.
Includes the genera Siren & Pseudobranchus(4 species total)
4 species in 1 genus, found in NW USA
32 species in 1 genus
1 genus & 3 species found in the Southeastern US
Projectile tongues and mental glands. Males in some species have cirri.
21 genera & 97 species
Lay eggs in logs or in alligator mounds, up to 1 meter in length.
[caecilian]True tail, tentacle adjacent to eye
4 species in 1 genus, found in NW USA
The axolotl is in this family.
[caecilian]Up to 33 cm, oviparous, larva have gill slits, mouth at the tip of the snout
Internal fertilization. Genera include Necturus and Proteus. Eats a variety of food including small invertebrates/vertebrates, fish eggs, carrion
Newts
[caecilian]3 genera & 53 species. Found in SE Asia.
Mudpuppies and olms
[caecilian]Up to 50 cm, free swimming larva, female attends 25-40 eggs(thus oviparous)
CharacteristicFamily
Squared off glands behind vent in males, internal fertilization, and found in old growth forests and cold streams.
[caecilian]True tail, tentacle between eye and nostril.
Slender & eel-like, lacking hindlimbs and eyelids. Adults retain eternal gills and suction-feeding.
[caecilian]Recessed mouth, lacks tail
Found in Europe, NW Africa, Asia & N.A. Rough, pebbly skin.
Mole salamanders
[subfamily]Aneides, Desmognathus, Ensantina, Hydromantes, Plethodon
[caecilian]2 genera & 42 species, Central & South America
2 genera and six species, found in E. United States and central/SE Europe.
Paedomorphic and found in slow moving waters in the SE US. Internal fertilization.
Torrent salamanders
Toad-like and big(35 cm), with sharp teeth, indistinct costal grooves and mottled skin patterns.
Can survive drought by forming a cocoon, aquatic, 4 limbs
Obvious costal grooves, up to 22 cm, and found only in North America.
9 genera & 58 species
No nasolabial or distinct costal grooves.Terrestrial as young, have laterally compressed tails as aquatic adults.
[caecilian]2 genera & 11 species found in South America
Superfamily that includes all salamanders with internal fertilization
[subfamily]Batrachoseps, Bolitoglossa, Dendrotriton, Eurycea, Psuedotriton
[caecilian]Often bright coloration, mostly viviparous
Live only in Central and E. Asia, difficult to distinguish from other groups without skeletons.
Internal fertilization and noxious skin secretions/aposematic coloration. Some retain eggs in body, birthing advanced larva or 'mature' young.
Have nasolabial grooves, lungless. Found in the Americas and Europe.
Fully aquatic, flattened, and up to 1.6 meters in length, this family can live for over 30 years.
External fertilization, terrestrial as adults, lay eggs in high mountain streams
Can live over 50 years, are aquatic with gills and reduced number of toes, but retain all 4 limbs.
[order]Elongate and limbless, have tentacles. Internal fertilization, often no tail, specialized for burrowing.

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