Remove Breeding Remove Eggs Remove Examples Remove Science
article thumbnail

Birding Chongming Island in summer

10,000 Birds

According to the HBW, when breeding, male birds do most of the incubation and parenting while females often leave the nest up to one week before the eggs hatch. According to Couzens, after laying the eggs, females sometimes immediately abandon their first mate and pair up with another male. How efficient. How surprising.

Birds 162
article thumbnail

15 Australian Birds (Episode 6)

10,000 Birds

According to Tim Low (in “Where Song began”), “so easy were they to breed that by 1859 they cost less to buy in London than in Sydney.” ” Funny how the difficulty of breeding a species can be illustrated in simple monetary terms. Is it offensive to say that Australian Zebra Finches breed like rabbits?

Birds 147
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Trending Sources

article thumbnail

National Audubon Society Birds of North America: A Guide Review

10,000 Birds

These run the range from birds like Barnacle Goose and Little Egret, which are rare but do show up in North America every few years (actually, lately it’s been every year) to birds whose sightings in North America are so few that they’re legendary–Western Reef-Heron and Corn Crake are two examples. This is not unusual.

article thumbnail

What the Owl Knows: The New Science of the World’s Most Enigmatic Birds: A Book Review

10,000 Birds

Jennifer Ackerman points out in the introduction to What the Owl Knows: The New Science of the World’s Most Enigmatic Birds , that we don’t know much, but that very soon we may know a lot more. What the Owl Knows: The New Science of the World’s Most Enigmatic Birds is a joyous, fascinating read.

Owls 200
article thumbnail

Life Along The Delaware Bay: A Book Review

10,000 Birds

As a Northeast birder I am familiar with the alarming decrease in the number of Red Knots along Atlantic shores and have signed petitions and written e-mails calling for legislation and rules that will limit the overharvesting of the horseshoe crab, whose eggs Red Knots depend on. million in the late 1990’s. Should the gulls be controlled?

Delaware 176
article thumbnail

Why Do Penguins Wear Tuxedos?

10,000 Birds

Penguins are flightless, but some species locomote over long distances on antarctic ice to travel between breeding grounds and the sea. They have special adaptations to stay warm and to keep their eggs and chicks warm. Salas-Gismondi, R., Altamirano, A., Shawkey, M., D’Alba, L., Vinther, J., DeVries, T., & Baby, P.

Penguins 188
article thumbnail

Journeys With Emperors: Tracking the World’s Most Extreme Penguin–A Book Review

10,000 Birds

They breed in colonies scattered around the Antarctic continent (the number ranges from 60 to 70, and as Kooyman points out, the colonies can drastically change in size from year to year) on the ice (and one of the things I learned from this book is how many different kinds of ice there is in the Antarctic) in the darkest months of winter.

Penguins 151