A parrot fluffs out her feathers and screeches when another female bird approaches. She is
Select one:
a. communicating using only visual signals.
b. sick.
c. communicating using only auditory signals.
d. communicating using visual signals and auditory signals.
e. communicating using tactile cues.
d. communicating using visual signals and auditory signals.
You might also like to view...
In the life cycle of a zygomycete, after the zygospore is formed, the next event will be
A. mitosis. B. meiosis. C. plasmogamy. D. karyogamy. E. dikaryon formation.
What is the evidence that exists to support the idea that the greater area of the tropics is the reason for higher diversity?
A) The land mass is greater at the equator than elsewhere on Earth. B) The area of the Atlantic Ocean is greater at the equator. C) There are more mountainous areas in the tropics, creating more surface area. D) The area between 0° and 10° is greater than between 60° and 70° latitude.
What chromosomes belong to a normal human female?
A) 22 autosomes and 2 X chromosomes B) 44 autosomes and 2 X chromosomes C) 44 autosomes, one X chromosome, and one Y chromosome D) 46 autosomes and two X chromosomes
Asconoid sponges are usually the smallest of all sponges
Indicate whether the statement is true or false