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  2. Glossary of bird terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_bird_terms

    Bird ringing is the term used in the UK and in some other parts of Europe, while the term bird banding is more often used in the U.S. and Australia. [49] bird strike The impact of a bird or birds with an airplane in flight. [50] body down The layer of small, fluffy down feathers that lie underneath the outer contour feathers on a bird's body. [51]

  3. Bird ringing - Wikipedia

    en.wikipedia.org/wiki/Bird_ringing

    Bird ringing is the term used in the UK and in some other parts of Europe and the world. Bird banding is the term used in the United States. Organised ringing efforts are called ringing or banding schemes, and the organisations that run them are ringing or banding authorities. Birds are ringed rather than rung. Those who ring or band birds are ...

  4. Girdling - Wikipedia

    en.wikipedia.org/wiki/Girdling

    Trees can be girdled by climbing, twining, and ground-creeping (rampant) vines. There are several invasive species that harm trees in this way and cause significant damage to forest canopy and the health of ecosystems dependent on it. Oriental Bittersweet, Oriental Wisteria, and English Ivy all can damage and kill trees by girdling. [citation ...

  5. Vanga - Wikipedia

    en.wikipedia.org/wiki/Vanga

    The family Vangidae (from vanga, Malagasy for the hook-billed vanga, Vanga curvirostris) [1] comprises a group of often shrike-like medium-sized birds distributed from Asia to Africa, including the vangas of Madagascar to which the family owes its name. Many species in this family were previously classified elsewhere in other families.

  6. Conservation status - Wikipedia

    en.wikipedia.org/wiki/Conservation_status

    The IUCN Red List of Threatened Species by the International Union for Conservation of Nature is the best known worldwide conservation status listing and ranking system. . Species are classified by the IUCN Red List into nine groups set through criteria such as rate of decline, population size, area of geographic distribution, and degree of population and distribution fragmenta

  7. Ring species - Wikipedia

    en.wikipedia.org/wiki/Ring_species

    Formally, the issue is that interfertility (ability to interbreed) is not a transitive relation; if A breeds with B, and B breeds with C, it does not mean that A breeds with C, and therefore does not define an equivalence relation. A ring species is a species with a counterexample to the transitivity of interbreeding. [3]

  8. King rail - Wikipedia

    en.wikipedia.org/wiki/King_rail

    The nest is a raised platform built with marsh vegetation and covered by a canopy.This is to hide the eggs of this bird from predators that are searching from above. [3]The king rail interbreeds with the clapper rail (Rallus crepitans) where their ranges overlap; It can be argued that these two birds belong to the same species according to the biological species concept.

  9. Understory - Wikipedia

    en.wikipedia.org/wiki/Understory

    Small trees such as holly and dogwood are understory specialists. In temperate deciduous forests, many understory plants start into growth earlier in the year than the canopy trees, to make use of the greater availability of light at that particular time of year. A gap in the canopy caused by the death of a tree stimulates the potential ...