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Karl Kjer's user avatar
Karl Kjer's user avatar
Karl Kjer's user avatar
Karl Kjer
  • Member for 6 years, 6 months
  • Last seen more than 2 years ago
103 votes
Accepted

Is a butterfly one or two animals?

81 votes
Accepted

What's up with this leaf?

36 votes
Accepted

What is this bizarre looking animal we found in the forest? Bug identification

29 votes

Why have a placebo control group when testing a new drug if existing drugs can be used?

14 votes
Accepted

Identification: Stinging walking/flying skin cells

12 votes
Accepted

Identify this bug (which looks like a cross between a beetle and a bed bug)

11 votes

Orangish-coloured insect living in wood chips

9 votes

Wasp? Wicked looking bug

9 votes
Accepted

Why do humans retain two kidneys?

8 votes
Accepted

What defines a microbial species?

8 votes
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Help identifying tiny jumping bug

7 votes
Accepted

Snake with orange spots found in South Florida

7 votes
Accepted

Why do zoologists classify sponges as animals rather than plants?

7 votes

What is this insect or lake dweller?

6 votes
Accepted

What is this very tiny (3mm) centipede-like insect?

6 votes

Is DNA a single molecule or 46 separate pieces (out of 23 chromosome pairs)?

6 votes
Accepted

Is the common house gecko poisonous to touch?

5 votes
Accepted

Why are these ants moving as a pack?

5 votes
Accepted

Can Anyone Identify This strange cockroach looking bug

5 votes

Names and abbreviations in biology

5 votes
Accepted

Insect identification Colorado

5 votes

Large nocturnal butterfly with red and black hindwings

5 votes

Comparative evolutionary study: is amino acid or nucleotide comparison more useful?

4 votes
Accepted

Can two different species in the same genus generally succeed in the same habitat?

4 votes
Accepted

Can you identify this insect?

4 votes
Accepted

What are these bugs skittering about the kitchen sink?

4 votes
Accepted

Are any genes over a billion years old?

4 votes

What kind of larvae are these. Lots of them in the basement in the summer, crawling around on the floor and the walls

4 votes

How does taxonomy work? The case of the Avian Dinosaurs

4 votes
Accepted

Was there ever a very first Homo sapiens?

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