Breeding pair insect. True breeding pairs are rare in amphibians or reptiles, although the Australian Shingleback is one exception with long-term pair-bonds. Some fish form short term pairs and the French angelfish is thought to pair-bond over a long term. True breeding pairs are quite common in birds. Breeding pair arrangements are rare in mammals, where the prevailing patterns are either that the male and female only meet for copulation (e.g. brown bear) or that dominant males have a harem of females (e.g. walrus). Breeding pair Breeding pair is a pair of animals which cooperate over time to produce offspring with some
Seabird breeding behavior some Australian and Southern African landbirds such as the southern ground hornbill or white-winged chough, have the longest chick-rearing stage of any bird on earth. It is not unusual for many seabirds to spend 3–4 months raising their chicks until they are able to fledge and forage independently. In the great albatrosses, chick-rearing can take over 9 months. It is because of this extremely protracted chick-rearing stage that many of the larger procellariiform seabirds can breed only once every other year. Siblicide, the death of an individual due to the actions of members of its own clutch, is seen in