can someone help me on this question please:

Question

27. The tundra is most suitable to a vertebrate that
a. requires nesting sites in tall trees
b. is cold blooded
c. has a green outer skin for camouflage
d. can migrate hundreds of kilometers each summer

i've eliminated A and C from my choices...i'm leaning towards D..?

Answer 1

D. is definitely the answer.

Check these sites about cold-blooded creatures.

http://www.google.com/search?source=ig&hl=en&rlz=1G1GGLQ_ENUS360&q=cold+blooded+vertebrate

Answer 2

I'd choose D, too.

Answer 3

ok, finally a correct answer :)
thankyou

Answer 4

A biome that has a large amount of rainfall, high temperatures, and poor soil is a _________________.
*
2 points
temperate rainforest
savanna
tropical rainforest
tundra