brood pouch


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brood pouch

[′brüd ‚pau̇ch]
(vertebrate zoology)
A pouch of an animal body where eggs or embryos undergo certain stages of development.
References in periodicals archive ?
Prior to egg deposition into the brood pouch, mature oocytes or eggs were seen in the thoracic segments of adult females (Fig.
Male pregnancy in seahorses and pipefishes (Family Syngnathidae): Rapid diversification of paternal brood pouch morphology inferred from a molecular phylogeny.
The reproductive state of adult males (full or empty brood pouch) was determined by visual (and in ambiguous cases, manual) inspection.
Embryos were removed from the brood pouch of 37 randomly selected females.
parmerong was determined by adult host plant choice, the mobility of juvenile amphipods after release from the maternal brood pouch was assessed.
First, each brood pouch was divided into 14 sections and marked [ILLUSTRATION FOR FIGURE 1B OMITTED].
A female "impregnated" him by inserting eggs in his brood pouch. He then fertilized the eggs and nurtured the embryos until they were ready to be on their own.
Although the duration of incubation is not known, all embryos in the brood pouch of a single individual are at comparable stages of development.
The radioactively labelled eggs could then be tracked using special instruments which registered how the nutrients moved from the embryos into the brood pouch and furthermore into the body of the male pipefish.
"The brood pouches would have helped young trilobites survive."
The young chick is then brooded in the guard phase, spending time balanced on its parent's feet and sheltered in the brood pouch.
(2000) point out that retention of competent offspring within brood pouches represents a form of extended parental care.