Sentence examples for birds at each from inspiring English sources

To see how the new habitats affected these populations, evolutionary ecologist Alexander Badyaev of Auburn University in Alabama and colleague Geoffrey Hill tagged thousands of birds at each site and followed their offspring from hatching through adulthood.

They found an average of 9,900 birds at each survey, with 160 species observed over the past five years.

Following training, birds at each site were randomly assigned a partner (trained from the same site), and released in pairs.

Birds were euthanized and bone marrow was harvested at 1 and 5 days post-infection (dpi), from half of the birds at each time point.

The caecal tonsils and spleens were sampled at 2, 3, and 4 days post infection, (n = 10), and four birds at each time point were used as uninfected controls.

Therefore, for welfare purposes (and following discussion with a Home Office Inspector), we monitored their daily intake of food and weighed the birds at each temperature below 12 °C.

The power requirements of each bird at each speed could be calculated, and that information was used to establish that the birds were generally compromising between maximizing their range and minimizing their metabolic rates with more emphasis on the former.

For the comparisons with subsong we chose the same male's begging calls recorded at PHD 15 16 and 25 26 and female calls recorded at PHD 25 26 (about 25 food begging renditions per bird at each age or sex group).

A nearly invisible powder (pathogen surrogate) that fluoresces under UV light was surreptitiously sprinkled each day on 1 show bird at each of 2 fairs.

The noise from the crowd swells as the two birds rush at each other in a blur of feathers and dust.

Fighting at territorial boundaries involves the male birds jumping at each other and pecking.