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35 Cards in this Set
- Front
- Back
This is the common name of Bothrops insularis
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golden lancehead
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where are they found?
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Queimeda Grande Sao Paulo Brazil
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Rhynchocephalia means this
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beak headed
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how many species?
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2 |
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This is the term for an antivenin serum produced by multiple species
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Polyvalent
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Downside?
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More species covered so the serum is less effective (potent)
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Squamata means
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Scale like |
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3 suborders of Squamata
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snakes, lizards, worm lizards
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The last ventral scale on is called
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Vent |
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T/F: a rattlesnake has never heard it’s rattle
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True
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Explain why they have never heard their rattle
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No external ear opening, no eardrum. Skull bones acutely sensitive toslightest vibration. Some inner ear bones in contact w/ bones rear of jaw
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Serpentine locomotion is also called
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Lateral undulation
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2/3 of all snakes fall into this family
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Colubridae
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Snakes can control amount of venom that is released during a bite.
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True |
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How far can snakes strike out?
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1/3-1/2 of body length
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Why don’t legless lizards have the elasticity of other lizards?
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Scales are made of minute pieces of bone “tight osteoderms” \
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What helps them expand for breathing/eating?
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Lateral fold
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This is the term for teeth fused to top & side of jawbone.
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Pleurodont
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Name of teeth fused to top of jaw?
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Acrodont ...Example: Agamas
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If you castrate a male lizard with femoral pores, the pores will atrophy.
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True |
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What are femoral pores used for
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Used to secrete pheromones to attract female &raised pores stimulate female when caressed
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species with long forked tongues have a less developed Jacobson’s Organ
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False-better |
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This is the family of most primitive lizards
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Gekkonidae
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Name 2 mildly venomous Aglyphs
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Alsophis (West Indies racer, Diadophis (ring neck snake)
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This is why kingsnakes are called “kingsnakes”
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eat non-venomous & venomous snake
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This snake has the largest fangs of all snakes
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Gaboon
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Explain “caudal lure” & give an example from our zoo
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young have yellow/green tail tip, wave around to attract prey – Agkistrodon
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Some consider this species of snake to be the most intelligent
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King cobra |
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What’s the man’s name that has been bitten by venomous snakes well over 170 times and livedto be 100 years old?
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Bill Haast
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Family of night Lizards
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Xantusidae
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The female __________ __________ lizard develops a bright red dewlap when ready to breed
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Western Collared Lizard
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AKA “egg thief”
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Tegus
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Explain how Gila monsters envenomate:
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teeth are grooved & sharp which allows venom to flow into bite wound, have to chew toenvenomate, the longer they chew the more venom is dispersed from the gland beneath thejaw.
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Why is it important not to reach into one of our venomous enclosures with your hand right afterthe snake is removed
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Our snakes all have live birth, sperm can be stored in easterndiamondbacks for 12 years
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Mamba's family
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Elapidae
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