The strange case of the bird that survived extinction due to its low genetic diversity, Science

The Sixth Extinction: An Unnatural History by Elizabeth Kolbert

Multidecade Mortality and a Homolog of Hepatitis C Virus in Bald Eagles (Haliaeetus leucocephalus), the National Bird of the USA

Meet 'Wonderchicken,' the oldest modern bird who lived among dinosaurs and survived their extinction

Scientists Are Reverse Engineering a Dinosaur From a Chicken

Why Did Birds Survive the Dinosaur Mass Extinction?

The animals and plants that only exist in captivity — and why time is running out to restore them to the wild

How did birds survive the K-Pg extinction event 66 million years ago while all other dinosaurs died out? - Quora

Wondrous and amazing': female California condors can reproduce without males, California

Birds Are The Last Dinosaurs. Why Did They Survive?

Animals, Free Full-Text

After 10000 years of inbreeding the critically endangered Kakapo flightless parrot is still in good genetic shape. : r/science

The Dinosaur-Killing Asteroid Wiped Out Many Birds - The Atlantic

House sparrow - Wikipedia

8 Bird Species Have Disappeared This Decade

Could any modern mammals survive among dinosaurs? - Quora