| experimental infection with western equine encephalomyelitis virus in wild rodents indigenous to kern county, california. | six species of rodents from kern county, california, were inoculated subcutaneously with western equine encephalomyelitis (wee) virus to determine their susceptibility to infection and their potential as natural hosts. ammospermophilus nelsoni, citellus beecheyi, dipodomys heermanni, dipodomys nitratoides, peromyscus maniculatus, and sciurus griseus were readily infected. infection was usually fatal in dipodomys species, c. beecheyi, and s. griseus, but was clinically inapparent in other species ... | 1974 | 4426699 |
| maternal presence and rearing condition affect responses to a live predator in kangaroo rats (dipodomys heermanni arenae). | experiment 1 compared the responses of wild-caught adult and captive-born adult and juvenile kangaroo rats (dipodomys heermanni arenae) to a live snake. wild-caught adult rats were less active and monitored the snake more than during a control condition; captive-born juvenile rats did not behave differently during snake and control tests. snake-naive adult rats behaved more like the wild-caught adult rats, but not on all measures. in experiment 2, pups were tested at 25 and 50 days of age in 4 c ... | 1997 | 9419881 |