| The whooping crane, named for its loud and penetrating mating call, is one of America's best known and rarest endangered species. |
| From Luke comes news of the ovipository feats of the world's rarest parrot, the kakapo. |
| The Javan rhinoceros is often called the rarest large mammal on earth and perhaps the most endangered. |
| This part of the National Park is home to some of the rarest creatures in the country such as adders, otters, goshawks and water vole. |
| Bitterns are one of the UK's rarest birds, with only 30 breeding pairs left as marshland habitats dry out. |
| It is only the rarest few who have come to earn this privilege in past lives. |
