Gene changes may minimize masculinizing and defeminizing influences of exposure to male cotwins in female callitrichine primates

Table 1 Animal information for reproductive and survivorship analyses

Scientific name	Common name	# Breeding females		Total litters produced		Mean (SEM) litters per female		Institution
		0M	M+	0M	M+	0M	M+
Callithrix	Marmoset	11	12	51	49	4.6(1.0)	4.1(0.6)	Univ. Nebr. Omaha
Leontopithecus	Lion tamarin	61	90	282	339	4.6(0.5)	3.8(0.3)	Zoos worldwide

ISSN: 2042-6410