On cloudy days basking began later than on clear days and body temperatures usually remained at a suboptimum level. [Please select]
0
The predilection of box turtles for open areas is probably important in permitting extended activity at suboptimum temperatures. [Please select]
0
Basking was frequently combined with feeding; in several instances box turtles were noted early in the morning at suboptimum body temperatures eating grasshoppers, berries, or dung insects. [Please select]
0
Collared lizards (_Crotaphytus collaris_), for example, are chiefly inactive on days when the sky is overcast, although a few individuals having suboptimum body temperatures can be found in open situations (Fitch, 1956a:229 and 1956b:442). [Please select]
Do you have a better example in your mind? Please submit your sentence!