The American naturalist.
Publisher:
Essex Institute. Chicago, IL : University of Chicago Press
Frequency: Monthly, 1979-
Country: United States
Language: English
Author(s):
American Society of Naturalists., Essex Institute., Peabody Academy of Science.
Start Year:1867 -
ISSN:
0003-0147 (Print)
1537-5323 (Electronic)
0003-0147 (Linking)
1537-5323 (Electronic)
0003-0147 (Linking)
Impact Factor
4.367
2021
| NLM ID: | 257581 |
| (DNLM): | A25425000(s) |
| (OCoLC): | 01480477 |
| Coden: | AMNTA4 |
| Classification: | W1 AM66 |
A free-ranging, feral mare equus caballus affords similar maternal care to her genetic and adopted offspring. Adoption of nongenetic offspring occurs in a variety of species but is rare in equids. We report a case of adoption by a free-ranging, feral mare Equus caballus and compare the maternal care received by her genetic offspring (born 1995) to that of her adopted offspring (born 1996) for the first 30 weeks of development. We compare five measures of care: (1) total time spent suckling, (2) mare aggression during suckling, (3) number of mare-terminated suckling bouts, (4) contact maintenance, and (5) mare-foal distance. For most behaviors, we detected no difference in the mare's treatment of the t...