A recent Trump executive order defines sex based on gamete size. But the order oversimplifies genetics, hormones and reproductive biology.

Most adult male baboons are aggressive and live apart from females, other than when mating. But not the Kinda baboon ...

The male picks up the fertilized eggs that the female cichlid releases by taking them in his mouth. The male safely carries the eggs in his buccal cavity, or his mouth, and waits until they hatch ...

Example alignment of Bionano maps created from blood isolated from a single Metriaclima zebra male to the M_zebra_UMD2a reference ... Fish were delivered live to the Georgia Institute of Technology ...

This is a very interesting paper bringing truly fascinating insight into the genomic processes underlying the famous adaptive radiation seen in cichlid fishes from Lake Malawi. The authors use ...

Tyla and Miriam Makeba are the two African female artists with two entries in the Billboard Hot 100. Images: Faysal Hassan/Penske Media via Getty Images, Ebet Roberts/Redferns, Marc Piasecki/WireImage ...

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Writing in Current Biology, Parker et al. describe experiments in shell-dwelling cichlid fish (Lamprologus ocellatus) that challenge this conventional view (A. V. Parker et al. Curr. Biol.

Nigerian singer Innocent Ujah Idibia, popularly known as 2Baba, reportedly stated that he and Annie Idibia are getting divorced after 12 years of marriage. 2BABA REPORTEDLY STATES HE AND ANNIE ARE ...

The order calls for the federal government to define sex as only male or female and for that to be reflected on official documents such as passports and policies such as federal prison assignments. As ...

Trump's executive order declares sex as "an individual's immutable biological classification as either male or female" and states that "gender identity" cannot be included in the definition of ...