Grebe, (order Podicipediformes), any member of an order of foot-propelled diving birds containing a single family, Podicipedidae, with about 20 species.
Grebe (order Podicipediformes), any member of an order of foot-propelled diving birds containing a single family, Podicipedidae, with about 20 species.
Encouraged by our findings that stk33 is expressed in the African ostrich, we investigated if the genomes of other paleognath birds contain a functional stk33 gene.
As described above, the common ancestor of mammals and birds contained a single clade B serpin gene locus of six genes (Serpinb1, b2 b6, b10 b10 and b12).
However, if a single bird contains a high number of pathogens, this pathogen count will remain on the bird.
Angelou's autobiographies, beginning with Caged Bird, contain a sequence of lessons about resisting oppression.
One bird contained a pellet that had the appearance of lead and melted at 330°C, but resulted in a deep burgundy rather than a yellow precipitate on chemical analysis, and was classified as of unidentified composition.
Cuculiform, (order Cuculiformes), any member of a cosmopolitan group of birds containing two very distinct families, the cuckoos (Cuculidae) and the hoatzin (Opisthocomidae).
Cuculiform (order Cuculiformes), any member of a cosmopolitan group of birds containing two very distinct families, the cuckoos (Cuculidae) and the hoatzin (Opisthocomidae).
Herbivory evolved multiple times within Archosauria, the group uniting crocodiles and birds and containing a variety of fossil forms such as dinosaurs, aetosaurs, phytosaurs, rauisuchians, and pterosaurs.
Nested PCR assay was established based on primers design and applied to seven fecal samples from road killed birds containing nematode and/or trematode eggs.
