December 1, 2021

Science

The world of science and technology

Condor Females Don’t Need a Male to Hatch Chicks

For the first time, researchers have observed two cases of asexual reproduction in condors. And it also turns out that whales are much hungrier than we thought.

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Sources:
https://www.researchgate.net/profile/Elizabeth-Thompson-13/publication/254907851_Analysis_of_Relatedness_in_the_California_Condors_from_DNA_Fingerprints_1/links/0f31753b37e66d37cc000000/Analysis-of-Relatedness-in-the-California-Condors-from-DNA-Fingerprints-1.pdf
https://academic.oup.com/jhered/advance-article/doi/10.1093/jhered/esab052/6412509
https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/parthenogenesis
https://bmcbiol.biomedcentral.com/articles/10.1186/1741-7007-8-101
https://www.nature.com/articles/hdy201257
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3497136/
https://www.tandfonline.com/doi/abs/10.1080/00071666508415546
https://anatomypubs.onlinelibrary.wiley.com/doi/abs/10.1002/aja.1000330104
https://pubmed.ncbi.nlm.nih.gov/5656917/
http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.619.8903&rep=rep1&type=pdf
https://pubmed.ncbi.nlm.nih.gov/19276631/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2391206/

San Diego Zoo Wildlife Alliance Conservation Scientists Report First Confirmed Hatchings of Two California Condor Chicks from Unfertilized Eggs


https://www.sciencedirect.com/science/article/abs/pii/S0304380015004652
https://www.nature.com/articles/s41586-021-03991-5
https://press.springernature.com/baleen-whale-prey-consumption-based-on-high-resolution-foraging-/19726018

Images:
https://www.istockphoto.com/photo/california-condor-gm499264973-42520806
https://www.istockphoto.com/photo/california-condor-gm153586890-16834915
https://www.istockphoto.com/photo/california-condor-gymnogyps-californianus-gm169975455-24852331
https://commons.wikimedia.org/wiki/File:Bdelloid_Rotifer.jpg
https://www.istockphoto.com/photo/komodo-dragon-gm93173130-4113701
https://www.istockphoto.com/photo/condor-pair-gm1072281610-286952455
https://commons.wikimedia.org/wiki/File:Gymnogyps_californianus_-near_Hopper_Mountain_National_Wildlife_Refuge,_California,_USA_-adult_and_chick-8_(1).jpg
https://commons.wikimedia.org/wiki/File:California_condor_family_(19940221508).jpg
https://www.istockphoto.com/photo/california-condor-poses-gm178497886-21308173
https://www.istockphoto.com/photo/condor-gm495123612-77832123
https://www.istockphoto.com/photo/california-condors-gm468595354-61107238
https://www.istockphoto.com/photo/humpback-whales-feeding-megaptera-novaeangliae-in-chatham-strait-alaska-mouth-open-gm1290173534-385638777
https://www.istockphoto.com/photo/blue-whales-sri-lanka-april-2012-gm637250780-113569449
https://www.istockphoto.com/photo/bubble-net-feeding-humpback-whales-in-the-waters-of-bristish-columbia-canada-gm1218298321-355944466
https://commons.wikimedia.org/wiki/File:Humpback_whale_baleen.jpg
https://www.istockphoto.com/photo/krill-drifting-underwater-in-the-st-lawrence-estuary-in-canada-gm1069237662-286021351
Blue Whale
https://www.istockphoto.com/photo/whale-tail-gm497103259-41660586
fish1879
https://www.istockphoto.com/photo/humpback-whale-feeding-gm941491408-257329948

Science News Source: SciShow