General: udders
Images or animations depicting a character with a set of bovine like teats. Most often, this refers to female cow characters who have a set of udders growing out of their lower abdomens instead of or in addition to a human-like pair of breasts in the usual spot in the upper torso.
Udders are applicable to any quadruped mammal as well, being located between the hindquarters.
Example
This also includes a usually satirical style in which a bovine character is drawn with two complete sets of udders growing out of her chest in the manner of breasts.