6,940 reputation
31847
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location California
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visits member for 2 years, 10 months
seen 2 hours ago

Aug
20
comment Deciding between chi square and t test
No, you can't compare just two numbers (.23 vs. .01) with a t-test.
Aug
1
comment Mammal body density
Rodents don't have air-filled bones. Birds do however.
Jul
31
awarded  Nice Answer
Jul
31
comment What kind of skull is this?
The top of the synsacrum in the loon isn't flat enough to be a good match. I know that loons have strange pelves, so that was my best guess. Whatever it is, it was a very large bird.
Jul
31
revised What kind of skull is this?
Remove redundant constal
Jul
30
answered What kind of skull is this?
Jul
30
reviewed No Action Needed Mammal body density
Jul
30
reviewed No Action Needed Is there revolution in humans since the first homo sapiens sapiens
Jul
30
comment What's the smallest organism that can produce voice?
I rolled back the question to the original, which is not a duplicate.
Jul
30
revised What's the smallest organism that can produce voice?
rolled back to a previous revision
Jul
29
reviewed Close “Same” DNA vs genes
Jul
29
reviewed No Action Needed “Same” DNA vs genes
Jul
24
comment Does documentation exist that shows the evolutionary connection between common horses and the okapi?
Can you add a link to the tree?
Jul
22
reviewed Approve suggested edit on Why doesn't honey spoil quickly?
Jul
21
reviewed Leave Closed Why doesn't honey spoil quickly?
Jul
21
reviewed Approve suggested edit on Lost Ability to Regenerate Body Parts during the Transition from Amphibians to Mammals
Jul
21
reviewed No Action Needed Horizontal gene transfer versus convergent evolution
Jul
21
comment Lost Ability to Regenerate Body Parts during the Transition from Amphibians to Mammals
I changed Reptiles to Amphibians in the title, because there is no reptile to mammal transition.
Jul
21
revised Lost Ability to Regenerate Body Parts during the Transition from Amphibians to Mammals
Reptiles -> Amphibians
Jul
19
reviewed No Action Needed How does the frequency of a visual stimulus affect the steady-state visually evoked potential?