Which vertebrates are endothermic?
bony fish Weegy:
birdsAuto answered|Score .7643|earnonline724|Points 169|User:
Which characteristics are common to both birds and reptiles?
they are not both ectothermic. they both have scales, they both reproduce using amniotic eggs.Auto answered|Score .9024User:
With the exception of echinoderms, invertebrates are _____; chordates, echinoderms, and vertebrates are _____.
radially symmetrical; bilaterally symmetricalWeegy:
Invertebrates have been the most abundant and successful multicellular organisms on the planet since at least the Cambrian Period over 500 mya. We are still in the age of the invertebrates and I don't expect that will change any time soon.Auto answered|Score .489|craig1990|Points 205|User:
Amphibians live in water and on land.
Vertebrates are actually a subphylum of the Chordata phylum.
This is true [http://en.wikipedia.org/wiki/Vertebrate
]Auto answered|Score 1|debnjerry|Points 33133|User:
Kangaroos that nurse their young in a pouch are what type of mammal?
(b)marsupialAuto answered|Score 1|jomsday|Points 415|User:
During embryonic development, if the anus develops before the mouth, the organism is a _____.
During embryonic development, if the anus develops before the mouth, the organism is a what? B.deuterostome Auto answered|Score 1|pearly|Points 230|User:
Animals with a special rod or notochord are called _____.
vertebratesAuto answered|Score .8|IfNotSo|Points 7291|User:
Sharks have skeletons made of _____.
Answer is B) Sharks are a type of fish that have no bones, only cartilage. Some parts of their skeleton, like their vertebrae, are calcified. Cartilage, a strong fibrous substance, is softer than bone; our nose and ears are made of cartilage. [
Sharks belong to the group of fishes called Elasmobranchs, which also includes the rays, skates, and ratfish. The Elasmobranchs are all fish that have no bones, only cartilage.
] Auto answered|Score .556|Shaunee|Points 90|User:
Birds have a _____-chambered heart.
four chambered heart Auto answered|Score 1|BRAINSTORM|Points 3057|User:
The Chordata phylum consists of _____.
Chordata phylum consists of tunicates, lancelets Auto answered|Score .9912|yhaine|Points 567|
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