of all land vertebrates only birds and mammals have been able to live in the coldest places on land a explain why they are able to while other groups cannot b explain which features of their respiratory and circulatory system which allows them to live there

Some species of animals gain physiological advantages byexploiting the specialized physiological capabilities of otherspecies. Explain how marine mammals that prey on teleost fishrather than invertebrates illustrate this principle. Also explainhow carnivorous mammals that prey on herbivorous mammalsin deserts illustrate the same principle.

OR A Use the tree to determine whether salamanders have claws or nails. Hagfish Salamander Lizard Perch Mouse Pigeon Feathers Fur mam gland Claws or nails Lungs Jaws O Yes, salamanders do have claws or nails. O No, salamanders do not have claws or nails.

which of the following is true of asteroids?

Prosimians face competition from more advanced primates, so lorises in Asia and Africa are tiny and nocturnal. The larger diurnal lemurs of Madagascar are numerous and varied because O they have very little mammalian competition O they have longer tails O they are very large

Which statement comparing these organisms is correct? O A. Both animals have a skeleton. O B. Both animals have an exoskeleton. C. The crab has a skeleton, and the human has an exoskeleton. D. The crab has an exoskeleton, and the human has a skeleton.

When vertebrates emerged from the water and began colonizing the land, there were plenty of advantages in doing so:. reduced competition, increased oxygen levels, and warmer temperatures. Living on land had some disadvantages as well. What is the key adaptation that reptiles made that allowed them to totally escape the aquatic environment? O A. Devleopment of dry skin and scales. O B. Development of a water saving kidney O C. Development of the amniotic egg. O D. Development of the lung instead of gills

Which animal do you think would have the longest intestine/longest digestive time? O A carnivore like a wolf An omnivore like human that eats both plant and animal material O An herbivore that eats only nutrient poor leaves M O A detritivore that eats dead/decaying material like an isopod P

49. What 2 problems do alpine animals have to deal with? As a result, what types of animals do you find here? 50. What adaptations do animals in this area have to deal with this climate? C

Which primates have the most anatomical and physiological digestive specializations?  a. Lemurs  b. Gibbons  c. Gorillas  d. Tarsiers  e. Colobine monkeys