Why do big baleen whales, such as the blue whale, eat small creatures such as krill?
a) krill are highly abundant because they are near the bottom of the food web, so there is more biomass to support large animals
b) they are so large and heavy that they cannot swim fast enough to catch larger prey
c) baleen whales feed on the ocean floor, where krill live in the sediment
d) krill contain critical nutrients that the big whales need to survive
e) Only big baleen whales are fast enough to catch krill in large numbers
Question 2
What do we call the huge rotating masses of low pressure characterized by strong winds and torrential rains that are the largest storm systems on Earth?
a) Hurricanes in North and South America
b) Typhoons in the Western Pacific
c) Cyclones in the Indian Ocean
d) A, B, and C
e) The El Nino Southern Oscillation
Bayliss and Starling discovered the mechanism by which the small intestine and pancreas work togethe
Photoidentification and the North Atlantic humpback whale population.
The African Pygmy Goose (Nettapus auritus) is a very small perching duck from sub-Saharan Africa.
Franz Marc, Die grossen blauen Pferde (The Large Blue Horses).
Antigen (dark green and orange) and antibody (blue and green) binding forming a complex.