Which glucose solution would have the greatest osmotic pressure?

Which family do manatees belong to?

Why do pinnipeds require access to land or sea ice?

Which genus represents a sea-lion-like transitional whale?

What do pinnipeds in the family Odobenidae primarily feed on?

What was significant about the fossil of Maiacetus?

 (A)      (B)    There are two different pinniped families represented in the above images. Identify the family for each image as well as compare and contrast the morphological and physiological characteristics of these pinniped families. You should, at minimum, sufficiently discuss 4 morphological and 2 physiological characteristics. 

Which dolphin species has the shortest rostrum of any cetacean species?

How do marine mammals avoid decompression sickness during deep dives?

Briefly compare and contrast the infraorders mysticeti and odontoceti making sure to provide sufficient details on the characteristics that they share in common and the differences that separate both infraorders. You should discuss a minimum of 4 characteristics when comparing and contrasting the infraorders.