10,000 Birds

MARCH 29, 2024

Here in the Brecks – an area of poor, sandy soils on the borders of Norfolk and Suffolk – we have a small but important breeding population. They favour the old heaths, but a number of pairs also breed on farmland. Brettenham Heath National Nature Reserve holds the highest density of nesting Curlews in the Brecks.

Fox 196

Fox Finland Badgers Eggs 196

10,000 Birds

MARCH 3, 2020

The source of this ranking, BirdLife International, lists Bolivia as currently having 1,439 bird species, including 18 breeding endemics. But, the numbers are quite large, and the birds organized in groupings that, for the most part, make it an easy process to figure out which Antwren (or Woodcreeper or Seedeater) is which.

Bolivia 173

Bolivia Birds Brazil Switzerland 173

10,000 Birds

FEBRUARY 4, 2020

The seasonal life of one bird species is complex; life cycle events like aging, breeding, molt, and migration are intricately tied to habitat, food availability, genetic ‘instincts,’ hours of daylight, and weather. But a lot will be new, particularly the many studies that prove these are real changes supported by hard data.

Research 169

Research Birds Hoarding Sweden 169

10,000 Birds

MAY 19, 2011

Itcher birds, migratory members of the tern family. If migration evolved many times in birds, then it would be worth asking if it evolved in birds more often than in other groups of vertebrates. The idea was to see if those without magnets taped to their heads got less lost then those with the magnets. Specifically, Itcher Tern.

Research 192

Research Humane Compassion New York 192

10,000 Birds

SEPTEMBER 7, 2021

It covers 434 species across 9 orders and 18 families of birds. All species in every one of these groups is described even if not every single species lives on the ocean, a guideline continued from the earlier volume. SCOPE & SPECIES ORGANIZATION. There is one exception–ducks.

Albatross 279

Albatross Penguins Family Groups 279