Answer:
E I think is the correct answer but in not 100% positive
Explanation:
<span>There are many indicators for predator presence. Some of them are:
Being able to spot predator marks like scratches or fur.
Being able to feel predator movements.
</span><span>Echo-location </span>For example, moths respond to the echo-location calls from their bat predators; moths drop to the ground once they hear the sound pulse from the bat.
Reproduce and soon take over the island with the ancient power if iguanas, jk jk
though they will reproduce it will depend on the food source and if there is a food source since they are introduced to a new environment they most likely won't have any predators and can eat and move freely as much as they want to.
I hope this helps
Dependent. Density dependent factors is what is being described.
A) hypertonic because it has higher salt levels than inside