Bohaiornithidae of sexual dimorphism, with the feathers being used by male members of a species for courtship display. A subadult specimen of an indeterminate bohaiornithid described in 2017 preserved feathers on various parts of the head and body which were analyzed and determined to have been iridescent in life. A referred adult specimen of "Bohaiornis" was preserved with a several rocks concentrated in the stomach region. Rocks in the stomach of birds and other animals are often believed to be gastroliths swallowed to assist in the digestion of plant material. However, the rocks apparently swallowed by this specimen are much larger,
Kelly (given name) into the top 50 during the 1970s and by 1984 was the 15th most popular feminine first name. However, 10 years later it had declined to 53rd place and by 1999 had fallen out of the top 100. (born 2006), Romanian youtuber Kelly (given name) Kelly is an English-language unisex given name, derived from the Irish surname Kelly. As such, Kelly is historically a male-only name but has predominantly been used as a feminine given name since the 1960s, though with a significant minority usage as a masculine name, especially within Celtic families. During the peak of the name's popularity