ingly collapsed, pulseless at both wrists, face pale and anxious, lips livid. She could, however, be roused to give her name, and attempted to sit up, but sank back and nearly fainted. On being placed in bed, complained of pain in the chest, and of the extreme coldness of her limbs. Hot bottles and blankets were applied, and brandy swallowed without difficulty. The condition of collapse, with w...

Each fall, eastern North American monarch butterflies (Danaus plexippus) migrate from their northern range to their overwintering grounds in central Mexico. Fall migrants are in reproductive diapause, and they use a time-compensated sun compass to navigate during the long journey south. Eye-sensed directional cues from the daylight sky (e.g., the horizontal or azimuthal position of the sun) are...

The ability to sense temperature is vital to our life. It signals the environmental condition, reflects the physiological conditions of our own body, and generates feelings of pleasantness or unpleasantness. Moreover, recent studies have demonstrated implicit associations between physical temperature and social/emotional concepts, suggesting the processing of temperature may even influence cogn...

A 9-year-old girl presented with pain, swelling, redness and functional impairment of the left foot after a minor trauma. Clinical assessment revealed atrophy of the left calf and cyanosis and coldness of the left foot. Bone scintigraphy showed diffusely decreased tracer uptake in the left lower leg. Further examinations were normal. Pseudodystrophy was diagnosed and intensive physiotherapy was...