https://padlet.com/acferraro19/ca7f30dmg0yi overview of 5 classes en-us 2017-11-13 20:23:25 UTC 2025-09-27 10:13:04 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Hotsun.png acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210712856 -have hair on their bodies
-produce milk to nurse their young with mammary glands
-"warm blooded" can regulate their own body temperature
-have a backbone or spine
-have diaphragms 
-4 chambered heart

]]> 2017-11-28 00:53:06 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210712856 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210712899 -feathers
-beak
-lays eggs
-wings
-have scales on feet and legs
-lightweight skeleton
-warm blooded
-lungs]]> 2017-11-28 00:53:11 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210712899 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210712913 -have skeleton made of cartilage instead of bone
-paired fins and nostrils
-2 chambered hearts
-have gill slits
-not have swim bladders
-placoid scales or dermal teeth
-spiracle- opening on both sides of the head behind eyes to help them bury into sand and pump water through gill chamber]]> 2017-11-28 00:53:15 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210712913 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210712936 -calcified skeleton
-hinged jaw
-gill slits
-operculum to pump water across gills 
-swim bladders for buoyancy
-otoliths in ear to help sense of equilibrium 
-smooth scales

]]> 2017-11-28 00:53:21 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210712936 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210712948 -have a backbone
-produce eggs
-have scales or scutes
-cold blooded so they cannot control their internal body temperature
-lungs
-3 chambered heart except for crocodiles and alligators
-most are tetrapods
-have claws on toes
-lack external ears but ear drum inside]]> 2017-11-28 00:53:25 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210712948 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210713076 2017-11-28 00:54:25 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210713076 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210713229 2017-11-28 00:55:31 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210713229 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210713349 2017-11-28 00:56:18 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210713349 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210713467 2017-11-28 00:57:14 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210713467 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210713564 2017-11-28 00:58:06 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210713564 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210715533 monotremes- lay eggs but have low body temperature
marsupials- "pouched mammals" give live birth
placental mammals- have a placenta which facilitates the exchange of nuteients/waste from mother to young]]> 2017-11-28 01:12:05 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210715533 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210715543 preying birds- predators, kill mice and small animals with hook like beak, curved feet and pointed claw
perching birds- largest group, sit on tree and don't fall off
flightless birds- can run but not fly, usually large and generally lack tail feathers. absent of a sternum
game birds- wings are short and round but have large legs, strong beaks with aggressive males

]]> 2017-11-28 01:12:11 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210715543 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210715551 sharks- heterocercal tail, 5 to 7 gill slits and a rounded body tapered at both ends
batoids- flattened body with extended pectoral fins fused to the head
hoolocephalans- bottom dwellers, large head and eyes with a long slender tail]]> 2017-11-28 01:12:17 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210715551 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210715564 ray finned fish- spines that protrude into the fin for support
lobe finned fish- fins that are supported by skeletal extensions
lung fish- ability to gulp air into lung sacs connected to the digestive system but mainly use gills for gas exchange ]]> 2017-11-28 01:12:23 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210715564 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210715573 testudines- turtles
squamata- lizards and snakes
crocodilia- alligatoes and crocodiles]]> 2017-11-28 01:12:27 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/210715573 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556159 -mammary glands
-middle ear bones
-hair
-backbone
-nerocortex]]> 2017-12-06 01:46:59 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556159 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556189 -skull
-feet
-scales
-beak
-lack a bladder
-furcula 
-sternum]]> 2017-12-06 01:47:11 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556189 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556211 -nostril and snout
-labial furrows
-gill openings
-clasper in males
-caudal keel
-multiple fins]]> 2017-12-06 01:47:21 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556211 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556234 -overlapping scales
-lateral line
-pectoral fin
-pelvic fin
-branchiostegal rays
-caudal fin
-nares
-operculum]]> 2017-12-06 01:47:31 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556234 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556260 For  iguana:
-jowl
-caudal crest
-dorsal crest
-parietal ear
-dewlap
-tail
-sub tympanic scale ]]> 2017-12-06 01:47:42 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556260 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556290 -nearly all mammals give birth to live young
-born or hatched out of an egg
-lay eggs when ready to start a family
-born, grow, reproduce, diw
-gestation period- grown inside a mother]]> 2017-12-06 01:47:52 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556290 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556308 -born from an egg
-protected and kept warm by the process of incubation after they are born
-nestlings- little or no features
-fledglings-  begin to feed themselves but still need parents
-courtship- migrate if need 
nesting- couple will make a nest
mating- after nest is complete, female lays eggs]]> 2017-12-06 01:47:56 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556308 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556317 -no parental are after birth
-guard their eggs
-fertilization is internal
-usually a live birth
-rapacious carnivores
-rays and skates live near the bottom of the ocean]]> 2017-12-06 01:48:00 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556317 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556334 -internal fertilization
-release eggs
-embryo is nourished by a yolk sac
-many species give no care to their eggs or young
-either scatter their eggs or tangle them among plants
-reproduction cycle is different for different species
-some change sex among lifetie]]> 2017-12-06 01:48:04 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213556334 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213577966 -begin as embryos in amniotic eggs
-uses an egg tooth to break out of shell
-grow slowly until reaching adult size
-reproduce sexually
-female leaves the eggs to hatch alone
-varied life spans]]> 2017-12-06 05:15:21 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213577966 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213831969 2017-12-06 17:58:36 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213831969 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213832254 2017-12-06 17:59:12 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213832254 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213832846 2017-12-06 18:00:30 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213832846 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213833112 2017-12-06 18:01:05 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213833112 acferraro19 https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213833359 2017-12-06 18:01:34 UTC https://padlet.com/acferraro19/ca7f30dmg0yi/wish/213833359