White-headed sentence example
- Small numbers of White-headed ducks were found breeding at 11 wetlands.
- The two species hybridize and hybrids are fertile, causing genetic introgression of Ruddy Duck genes in the wild population of White-headed Ducks.
- white-headed duck.
- white-headed duck population in Spain is thought to be self-sustaining.
- white-headed gull.Advertisement
- white-headed vulture standing aloof from the rest.
- white-headed Duck hybrids shot in Spain, 1984-1999.
- white-headed Duck conservation for over 30 years.
- Contents Featured Bird - in the first of a regular series we take a look at the White-headed Duck.
- Without the presence of Ruddy ducks, the White-headed duck population in Spain is thought to be self-sustaining.Advertisement
- Caspian Gull L. cachinnans cachinnans: The most common large white-headed gull.
- Then a cry from Helen and we all scrambled to see a fine White-headed Vulture standing aloof from the rest.
- Table 1. Ruddy Duck x White-headed Duck hybrids shot in Spain, 1984-1999.
- WWT has been involved in White-headed Duck conservation for over 30 years.