A Male Leopard Nuzzles the Female's Neck to Calm Her

question 28

Multiple Choice

A male leopard nuzzles the female's neck to calm her and to stimulate her willingness to mate.This is an example of ________ communication.

• A)chemical
• B)visual
• C)tactile
• D)auditory

---

Definitions:

Downy Hair

Fine, soft hair found on the body, often covering the skin of infants and adults.

Trophoblast

The outer layer of cells surrounding a blastocyst in early development, which contributes to the placenta and provides nutrients to the embryo.

HCG

Human chorionic gonadotropin (HCG) is a hormone produced by the placenta after implantation.

Neural Tube

The embryonic precursor to the central nervous system, which includes the brain and spinal cord, formed from the folding and closure of a flat sheet of cells in the early embryo.