Answer:
In the animals control and co-ordination is done by the nervous system and endocrine system whereas in animals nervous system is adequately developed and consists of brain, spinal cord and nerves; in animals hormones are secreted by endocrine glands.
Explanation:
The answer is low light intensity! I hope this helps!

Actually Welcome to the Concept of the Biology
1) Brab Fish
2) Newts
Mold fossil because it molded around the shape of a fossil