It's some change in the conditions around the organism, which the organism can detect and respond to. A change in temperature, more light, or something physically poking the organism are examples.
Kelp --> sea urchins ---> sea otters best represents the feeding relationships in a kelp ecosystem that has not been disturbed
by humans.
Answer:
La saliva se compone de agua en un 99%, pero cumple un papel clave no solo para mantener la salud de la cavidad oral, sino también para la correcta deglución y digestión de los alimentos. Conoce sus funciones.
Answer: If it comes closer, make yourself look larger and make lots of noise. If it still continues to come closer then spray (or throw) water at it. A raccoon that is too aggressive or too tame may be sick or injured.
Highly unlikely both parents have to be colorblind