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dsollen
  • Member for 7 years, 11 months
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5 votes
1 answer
126 views

Do we instinctially interpret birdsongs as a sign that there are no predators present?

4 votes
0 answers
128 views

What niche was humanity theorized to fill before we possesd weapons and coordination to hunt & kill large prey?

3 votes
0 answers
195 views

What form of reproduction did the first land animals use?

3 votes
0 answers
518 views

Why are there no complex hermaphrodite land animals? [closed]

1 vote
0 answers
48 views

Has research indicated how much koinophillia preferences are learned vs insinctual

1 vote
1 answer
6k views

Why does dehydration lead to low blood pressure

1 vote
1 answer
136 views

term for species that produces males only to mate with mother or sisters

1 vote
1 answer
240 views

What factors cause males to be more common than females in humans, from an evolutionary perspective? [duplicate]

1 vote
1 answer
61 views

For animals with separate hermaphrodite and non-hermaphrodite populations which is more common, female + herm or male + herm?

0 votes
0 answers
42 views

What is the evolutionary advantage of telescopic generations vs normal pregnancy with more young?

0 votes
1 answer
6k views

why didn't natives of south america evolve darker skin?