Mammalogy Exam 2 Terms
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Created by:
naturelover4551 on October 11, 2011
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72 terms
Terms | Definitions |
|---|---|
 Tubulidentata Ethiopian strong sense of smell | Aardvark Information & Order |
| adventive | accidentally introduced/moved species |
| agonistic | Aggressive or defensive social behavior (fighting, fleeing, submitting) between individuals of the same species |
| altricial | young that must be taken care of |
| analogous | Structures in two or more organisms that preform a similar function but are not derived from a common ancestor |
| aposematic coloration | warning coloration |
| arboreal | tree dwelling |
| baculum | os penis |
| Bicornuate uterus | uterus characteristic of simple primates. Two uterine horns can serve as a site for implantation of an embryo |
| binocular vision | stereoscopic vision, eyes anteriorly, allows for depth perception |
| brachiation | Adaptation to use hands like hooks rather than grasping structures |
| calcar | cartilaginous spur that supports uropatagium |
| Caniniform premolar | Premolar that looks and functions like a canine (sloths) |
| Carapace | protection composed of leathery scutes formed over dermal bones |
| caravanning | Young grabs onto mother's tail and create chain. Seen in shrews |
| cecum | extension of large intestine where cellulose is digested by bacteria |
| cervical vertebrae | vertebrae directly behind skull |
| chiropatagium | combined dactylopatagium |
| CITES | Convention on International Trade in Endangered Species 1973 |
| dactylopatagium | patagium between fingers |
| Delayed implantation | Method for hibernation bats in reproduction |
| dentine | bonelike material that forms body of teeth |
| Diprotodont | Large extinct marsupials |
| Disruptive coloration | color markings found in anteaters for defense |
| estivation | state of dormancy in response to an environmental trigger |
| folivorous | diet consists mainly of foliage |
| fossorial | diggers |
| frugivorous | fruit eaters |
| glissant | gliders |
| hallux | "big toe" |
| hantavirus | virus spread by rodents |
| harp trap | trap used to catch bats |
| hibernaculum | place an animal hibernates |
| Histoplasmosis | cave fungus form bats |
| homologous | structures with similar origin but not necessarily same function |
| hypsodont | high crowned teeth |
| ischial callosities | bright rump patches (Old World Monkeys) |
| kitten | baby rabbit |
| larynx | used by microchiroptera to emit sound |
| lek behavior | males gather to compete and put on show for females |
| leveret | baby hair |
| malocclusive | teeth don't fit together |
| mandibular symphysis | point on the chin where two dentary bones meet, can spread in rodents, get things out of teeth |
| glenoid fossa | socket where the dentary bone articulates with the cranium |
| masseter muscles | associated with chewing and gnawing |
| melanistic | dark pigmented (rebellied squirrel) |
| musth | period of heightened hormone levels, increased aggression and sexual activity, discharge form temporal gland |
| natatorial | adapted for swimming |
| nose leaf | fleshy structure on top of nose that aids in echolocation |
| olfaction | sense of smell |
| oviparous | lays eggs |
| panniculus carnosus | muscles in front of body that controls spines and curls animal in |
| Parallel Evolution | Changes that take place in closely related taxa due to similar selection |
| Patagium | web of skins used for flight |
| plagiopatagium | extends form body and hind digits |
| procumbent incisor | teeth projected outward |
| propatagium | extends from wrists to shoulder |
| rete mirabile | thermoregulation, system of arteries and veins that lie close to each other |
| pinna | external ear |
| saltatorial | jumping |
| sanguinivorous | diet of blood |
| scansorial | climbers |
| Strepsirrhinni | wetnosed primates |
| syndactyl | digits fused together |
| scrotal testes | testes hang down in scrotum |
| tragus | fleshy projection on ear that aids in receiving signals |
| tuleremia | bacterial disease passed from rabbits/hares to humans |
| uropatagium | hind limbs to tails |
| vibrissae | whiskers |
| volant | capable of flying |
| w shaped ectoloph | cusps with shearing ridge in upper molars of bats |
| xenarthrous articulation | extra points of contact between vertebrae |
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