It’s fundamentally accepted the position, attendance, and you can protection of your own colony will be main points one to dictate the new viability away from eggs while the price out of nest predation ( Arnold et al. 1987, Martin 1995, Cresswell 1997). Constancy during the incubation will bring a favorable thermal ecosystem on innovation out of embryos and you will covers egg of high temperatures that may connect with the hatchability ( Give 1982). Within the types where one sex incubates, there is certainly a trade-regarding between attendance and you may coverage of your own nest and maintenance out of a good time harmony ( Thompson and you will Ravelin 1987, Flint and Grand 1999). Concurrently, nest interest is reduce steadily the chance of eggs predation often because of the energetic nest protection or right down to a reduced amount of the brand new incubation ages of egg, and this a decrease in time he’s confronted with predators ( Clutton-Brock 1991, Creswell 1997, Flint and you will Grand 1999).Lire la suite