Latest Ryan Calsbeek Stories
By using entire islands as experimental laboratories, two Dartmouth biologists have performed one of the largest manipulations of natural selection ever conducted in a wild animal population.
Mothers win the genetic tug of war by producing more sons with larger fathers and more daughters with smaller fathers.
Two Dartmouth biologists have found that brown anole lizards make an interesting choice when deciding which males should father their offspring.
- A handkerchief.
- In general, any miraculous portrait of Christ.