Study objects
Western fat-tailed dwarf lemur
| Scientific name | Cheirogaleus medius |
| Body size | 20 cm |
| Body mass | 140-220 g |
| Distribution | western dry forests & southern spiny forests |
| Status | vulnerable |
| Lifestyle | nocturnal, omnivorous, pair living |
| Mating system | promiscuous, monogamous |
| Special | sleeps eight months per year |