The autosomal recessive mshi mutation in BALB/cBy mice phenotypically causes reduced testis size and male sterility in homozygotes. The development of the mshi male generative organs, prior to three weeks of age, appears to lack observable...
Frizzy (fr) is a spontaneous recessive mutation in mice characterized by curly vibrissae, a disheveled coat and short hair (Snell 1951). Previous linkage analysis located the mutant fr allele on Mus musculus Chromosome 7 (Falconer and Snell 1952)....
Parental behavior in animals; Rats -- Physiology; Animal mutation
Rats that are hypotrichotic (lacking normal hair) due to the autosomal recessive
shorn (shn) mutation showed a low survival rate in brother by sister matings in a breeding
colony of SU/Csu rats. The majority of rats died before weaning. Subsequent...