10,000 Birds

SEPTEMBER 6, 2022

In Daurian Redstarts , personality traits (specifically, whether a bird is shy or bold) partly determine how good an individual is in rejecting cuckoo eggs in its nest. Apparently, birds that are fast in exploring new things – bold birds – are better at rejecting parasitic eggs ( source ).

Birds 193

Birds Eggs Bald Eagle Owls 193

10,000 Birds

JUNE 1, 2021

The first guide bearing the National Audubon Society imprint was Audubon Bird Guide; Eastern Land Birds , written by Richard Hooper Pough, and illustrated by Don Eckelberry. In some cases, for example Jabiru, the information is tucked away at the end and can’t even be discerned from the range map. This is not unusual.

North America 278

North America America Birds California Condor 278

10,000 Birds

JULY 18, 2022

.” And after separating all the parts of the boluses and presumably weighing them, your conclusion would have been that “the most regularly occurring food items recorded are fish (63%) and insects (33%)” (the other 4% are the few remaining bits of chocolate and gummy bears brought to the chicks by their grandparents.

Birds 162

Birds South Korea Japan Abandon 162

10,000 Birds

APRIL 4, 2022

Once the egg has been laid, the female is chased away and the males hatch it.” On the other hand, given China’s low birth rate, they might serve as an example for the future. The Red-throated Loon does not fit this archetype. ” How is this for the last photo of the post?

Birds 197

Birds China Pythons Breeding 197

10,000 Birds

JULY 21, 2011

Here’s some data from the famous research project of Manu, Peru, giving biomass in kilograms per hectare. There are probably other major trends that depend, for example, on latitude and timing. But if you look at a bit of prairie in South Dakota during the dead of winter, you may see very few birds and a lot of bison.

Mammals 172

Mammals Rodents Birds Reptiles 172

10,000 Birds

SEPTEMBER 6, 2016

This is the story of Fox’s experiences on board the Achiever, the research vessel of the Raincoast Conservation Foundation. Though the coast of British Columbia, a part of the Great Bear Rainforest, was rich in both, it was appallingly deficient in scientific data. Northern Fulmar, image courtesy of Peter Hodum.

Fox 100

Fox Albatross Geese Bald Eagle 100