860-291553 - Eastern moose (Alces americanus) males confront each other on a snowy forest track after the rutting season. A friendly fight that allows the dominant male to consolidate his stature. Parc de la Gaspesie. Quebec. Canada
465-3187 - Dominant male proboscis monkey (Nasalis larvatus) has a pendulous nose that covers the mouth and is attractive to females, Labuk Bay Proboscis Monkey Sanctuary, Sabah, Borneo, Malaysia, Southeast Asia, Asia
465-3194 - Dominant male proboscis monkey (Nasalis larvatus) on the lookout for challenges from younger males in the bachelor group, Labuk Bay Proboscis Monkey Sanctuary, Sabah, Borneo, Malaysia, Southeast Asia, Asia
465-3188 - Dominant male proboscis monkey (Nasalis larvatus) has a pendulous nose that covers the mouth and is attractive to females, Labuk Bay Proboscis Monkey Sanctuary, Sabah, Borneo, Malaysia, Southeast Asia, Asia
465-3193 - Dominant male proboscis monkey (Nasalis larvatus) in aggressive display to other males, Labuk Bay Proboscis Monkey Sanctuary, Sabah, Borneo, Malaysia, Southeast Asia, Asia
465-3186 - Dominant male proboscis monkey (Nasalis larvatus) has a pendulous nose that covers the mouth and is attractive to females, Labuk Bay Proboscis Monkey Sanctuary, Sabah, Borneo, Malaysia, Southeast Asia, Asia
1022-83 - western king wrasse (coris auricularis), male, dark pink colour with reddish-brown band running around boby and blue-green colouration over the head, wild, day, marine protected area, diving off Rottnest Island, reef edges, sand, seagrass, Western Australia, Indian Ocean. MORE INFO: social structure where dominant male, usually the biggest in the area, will have a harem of females. When the male dies or is absent for any length of time the largest female will change sex and dominate the group.