The other two groups contained mixtures of birds from more than one subspecies.
A helicopter without lights is like a mixture of bat, bird, and monstrous insect.
A mixture of sex, birding and marriage hell appeals to me.
The animal seemed to exhibit a mixture of traits from early birds and their dinosaur predecessors, fitting within the pattern of authentic feathered dinosaurs that were just beginning to be described in the peer-reviewed literature.
In other mutualisms, such as flocks of birds that include a mixture of species, no species acts as host.
This summer's endlessly wet weather has been raised as a possible reason for making the problem worse, but the mixture of possible aids to the birds' navigation from magnetism to the position and condition of the sun, makes diagnosis extremely tricky.
A combination of the small RMR dataset that is available for walking species and the diversity within this group (a mixture of flightless and ground dwelling birds) may explain why there is no association between uncinate process length, body size, and RMR in these birds.
From a longer perspective, At Swim-Two-Birds, a mixture of autobiography, fantasy, farce and satire, is the love child of Sterne's Tristram Shandy and Joyce's Portrait of the Artist, while also being a mad elegy for an Irish culture apparently threatened with oblivion.
The virus behind the 2009 swine flu pandemic, for example, was a mixture of genetic material from human, bird and pig flu.
All clones from a single host bird are either G or C at 1289, none of the birds evaluated had a mixture of alleles at this position.
