Answer: old age, they need food, more land then you can give them, a bigger herd, and stupid people not knowing how to take care of them.
Explanation:
The correct answer to this question is this one: "<span>Since they eat lower on the trophic level and don't expend much energy they are able to grow larger."
</span><span>The giant baleen whales can grow so large because </span><span>they eat lower on the trophic level and don't expend much energy they are able to grow larger. </span>
Answer:
Visible light, ultraviolet light and infrared light