This preview shows
page 1. Sign up
to
EVOLUTIONARY TRENDS IN PARENTING:
1.
LOW INVESTMENT (PRIMITIVE MAMMALIAN PATTERN)
o
MANY YOUNG
o
LARGE LITTERS
o
SHORT LIFESPAN
o
SMALL BRAINS COMPARED TO BODY SIZE
o
SHORT PERIOD OF DEPENDENCE ON PARENTS
o
MALES NOT INVOLVED IN PARENTING
o
MOTHER AND OFFSPRING ARE FAMILY UNIT
2.
HIGH INVESTMENT
o
FEW YOUNG
o
LONG LIFESPAN
o
LARGE BRAINS
o
LONG PERIOD OF DEPENDENCE ON PARENTS
This is the end of the preview.
Sign up
to
access the rest of the document.
Unformatted text preview: o HIGH LEVEL OF PLASTICITY AND LEARNING ABILITY o MALE INVESTMENT IN OFFSPRING o EVOLUTION OF PAIR-BONDING MECHANISMS Ecologists term selection for high investment K-selection. K-selected species have high-quality offspring able to compete successfully in a highly competitive environment. Humans are the quintessential K-selected species....
View
Full Document
- Fall '09
- SCHEFF
- Psychology, Reproduction, highly competitive environment, DEPENDENCE ON PARENTS, Ecologists term selection, quintessential K-selected species
-
Click to edit the document details
