Rete pegs (aka rete processes or rete ridges or papillae) are epithelial extensions that project into the underlying connective tissue in both skin and mucous membranes.
In the epithelium of the mouth, the attached gingiva exhibit rete pegs, while the sulcular and junctional epithelia do not. Scar tissue lacks ret
Rumplessness, pygostyles and more
Rumpless chickens are characterised by caudal dysplasia, the absence of the pygostyle or caudal appendage – the “parson’s nose”. This is the
Effect of biotin deficiency on embryonic development in the domestic fowl (1944) with reference and cited by articles
The approximate biotin requirements of breeding hens have been established and the embryos examined for gross pathological symptoms and the approximate age at death are recorded. C
Vitellin is essential in the fertilization process, and embryonic development in egg-laying organisms
Vitellin is a protein found in the egg yolk. It is a phosphoprotein. Vitellin is a generic name for major of many yolk proteins. Vitellin has been known since the 1900s. The pe
The Garden of Earthly Delights, Hieronymus Bosch
The Garden of Earthly Delights is the modern title[a] given to a triptych oil painting on oak panel painted by the Early Netherlandish
The Goldfinch in art
The goldfinch is a widespread and common seed-eating bird in Europe, North Africa, and western and central Asia. As a colourful species with a pleasant twittering song, and an
Goldfinch in art
The bird that repeatedly, almost obsessively, turns up in Renaissance religious painting is the European Goldfinch Carduelis carduelis, almost always in the hands of the Infant Je
Thistle tubes, thistle feeders, distelfinks and goldfinches
A thistle tube is a piece of laboratory glassware consisting of a shaft of tube, with a reservoir and funnel-like section at the top. Thistle tub
Sanxingdui (‘Three Star Mound’)
Sanxingdui (Chinese: 三星堆; pinyin: Sānxīngduī; lit. ‘Three Star Mound‘) is an archaeological site and a major
Shi (personator)
The shi (Chinese: 尸; pinyin: shī; Wade–Giles: sh’ih; lit. ‘corpse’) was a ceremonial “personator” who represented a dead relative during
Columba constellation
Columba is a faint constellation designated in the late sixteenth century, remaining in official use, with its rigid limits set in the 20th century. Its name is 
In Chinese astronomy, Columba (the Heaven Dove constellation) depicted three generations of a family and droppings from the celestial toilet
In Chinese astronomy, three pairs of stars in Columba depicted three generations of a family. Alpha and Epsilon Columbae were Zhangren, an old farmer; Beta and either Lambda or Gam
Jason and the Argonauts and the dove
The Symplegades or Clashing Rocks, also known as the Cyanean Rocks, were, according to Greek mythology, a pair of rocks at the Bosphorus that clashed together whenever a ves
Asherah and Asherim notes
In the ancient Levant, doves were used as symbols for the Canaanite mother goddess Asherah. The Canaanite religion was the group of ancient Semit
Colomba pasquale, Italian Easter bread
Colomba pasquale [koˈlomba paˈskwaːle] or colomba di Pasqua [koˈlomba di ˈpaskwa] (“Easter Dove” in English) is an Italian traditional Easter bread, the cou