birds
Someone who studies birds is known as
an ornithologist
Name 7 types of feathers
wing, down, tail, contour, semiplume, filoplume, bristle
what helps a bird fly?
feathers and the design of wings, hollow bones, muscles
what is the life cycle of a frog
egg, tadpole, tadpole with legs, froglet, adult frog
what is study of reptiles and amphibians
herpetology
Characteristics of birds
feathers, no teeth, lay eggs (vertebrates)
feathers are made of
Keratin ( like fingernails, animal horns and claws)
Beaks tell us
the type of food the bird is suited to gather
what are 5 groups of Reptiles
crocodilians (alligators/crocodiles), snakes, lizards, turtles, tuatara ~ 6,000 species
what is the upper shell and a lower shell of a turtle called?
upper = carapace
lower = plastron
What is the process of moving from one region to another for feeding or breeding purposes
migration
parts of a feather
barbs, barbules, shaft, vane
bird feet determine
the environment in which the live
characteristics of reptiles
cold blooded, vertebrates, dry, tough skins with scales or bony armor, 3-chambered heart (except crocodilians have a 4 chambered heart), oviparous, soft leathery shells, nictitating membranes, the temperature at which a reptile incubates affects the gender, tetrapods, 1-2 lungs (1 lung snake)
what is the turtle's shell made of
keratin (which is substance that makes up claws, horns, fingernails and feathers)
What are all the purposes of feathers?
flight, insulation, waterproofing, mate attraction, camouflage
what are barbules
tiny zippers - hooks and latches like velcro on the barb (zip and unzip)
what is the voice box that allows birds to sing
syrinx
oviparous
eggs hatch outside the body
What are 3 groups within amphibians
frogs/toads, salamanders, caecilians
What are down feathers used for?
insulation
what is it called when birds zip their barbules back together?
preening- allows them to clean, straighten and oil its feathers
what are ways snakes can move
sidewind, serpentine, concertina/accordion, rectilinear
what is nictitating membranes
transparent inner eyelids
characteristics of turtles
(reptiles) coldblooded, hibernation(brumation), estivation, tympanic membranes, nictitating membrane, toothless, many retract in shell, vertebrate