Bird embryos respond to adult warning calls inside their shells

A pair of researchers with Universidad de Vigo has found that yellow-legged gull embryos respond to parental warning calls by vibrating inside their shells. In their paper published in the journal Nature Ecology and Evolution, Jose Noguera and Alberto Velando describe their study of the gulls in their lab and what they learned.

Bridging the In Vitro to In Vivo gap: Using the Chick Embryo Model to Accelerate Nanoparticle Validation and Qualification for In Vivo studies

birds – Mary Ann Steggles

Armadillo - Operation Wildlife

Hatching Eggs with a Broody Hen

CIE Spotlight: It's hot baby! Bird parents call to their eggs to prepare their young for upcoming heat

Microstructure Analysis and Chemical and Mechanical Characterization of the Shells of Three Freshwater Snails

Guam Kingfisher, Online Learning Center

Effects of parental exposure to glyphosate-based herbicides on embryonic development and oxidative status: a long-term experiment in a bird model

Tree swallow - Wikipedia

Killdeer: a true tale of nests, eggs, and chicks a-hatching — Robert Groos Photography

Spix's Macaw: The Race to Save the World's by Juniper, Tony