Salamanders fill their toes with blood before each step

Wandering salamanders pump their toes full of blood before lifting their feet, a trick that may help them release their sticky grip while conserving energy

​Wandering salamanders pump their toes full of blood before lifting their feet, a trick that may help them release their sticky grip while conserving energy Wandering salamanders pump their toes full of blood before lifting their feet, a trick that may help them release their sticky grip while conserving energy