Arousal
- Previous motor activity affects the transition from uncertainty to decision making in snails
Summary: Motor activity facilitates the transition from uncertainty to decision making in snails; beneficial effects of physical exercise on cognitive performance in mammals might thus have deep roots in evolution.
- Dynamic changes in global and gene-specific DNA methylation during hibernation in adult thirteen-lined ground squirrels, Ictidomys tridecemlineatus
Summary: Dramatic changes in DNA methylation accompany stages of torpor during mammalian hibernation in the thirteen-lined ground squirrel.