I camped at Teal Lake in the Park Range to photograph fall colors, but I also enjoyed the ospreys that were hunting trout and the numerous leopard frogs at the lakeshore. Teal Lake is like many other ...

Color in leopard frogs is determined by a gene that has two forms, or alleles, G and g. Each frog has two alleles, and frogs with genotypes GG or Gg are green, while gg frogs developmental rates ...