Males And Females

Photo credit: Jared Underwood

A ram and ewe face each other on a rocky hillside. Bighorn ram and ewe during the rut in Gardner Canyon Keywords: yellowstone national park; wildlife; mammals; bighorn sheep; ovis canadensis; gardner canyon; y More

Greater Scaup Pair (Aythya marila)This image was taken at Westchester Lagoon, Anchorage, Alaska.

Alaskan moose, September 2007

Français : Narwais Male et Femelle English: Male and Female Narwhals Subject: Narwahl Tag: Aquatic Mammals

Ventral view of Male Lobster. Weight 23 pounds. Ventral view of Female Lobster. Weight 1 1/2 pounds Subject: American lobster, Lobsters Tag: Shellfish

Stomotoca apicata (McCr.). A.Male. B.Female Subject: Stomotoca, Hydroida Tag: Invertebrates

Adult spawning male (A) and Female (B) Lake Lampreys Subject: Lampreys Tag: Fish

Male and two females of the horned dace (Semotilus atromaculatus). ONe female is above at the left, the other behind the male. The head of the male bears four organs. Photographed with a reflecting camera, the More

The Descent of Man, Scan of Fig 36. Chamæleon Owenii (current name: Trioceros oweni). Upper figure, male lower figure, female.

Pseuderemias mucronata. Male (1), female (2)

Bavia sexpunctata male and female, from L. Koch, 1879. Specimens from Australia.

Presbytis chrysomelas. 1 - female, 2 - male.