Female mice that lose a male partner are wary of taking a new one


The California mouse (Peromyscus californicus)

Sundry Photography/Alamy

Female mice who mate for life seem to take longer to get over the loss of their partner than male mice. The females are slower to begin a sexual relationship with a new partner – perhaps because life experience has taught them to be sceptical that a new male will stick around help care for pups.

California mice (Peromyscus californicus) are monogamous rodents that form lifelong relationships with a partner, sharing a home parenting duties. But if the partner dies or disappears, the bereaved …



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