1. Pressure is defined as force per unit area that a fluid exerts on its surroundings. You can measure this force by detecting the amount of deflection on a diaphragm positioned inline with the fluid. Given the known area of the diaphragm, pressure can then be calculated. Pressure sensors are packaged with a scale that provides a method to convert to engineering units.
The padded feet of a Bengal tiger that enables it to silently stalk prey. 1  The claws of the tiger are up to 10 centimeters (4 in) in length and are used to grasp and hold onto prey. Each paw has four of these claws and one specialized claw called a dewclaw.
Sexual size dimorphism in mustelids can be striking, with males often twice the size of females. The largest mustelid is the Sea Otter, which can reach 45 kg, and on land, the Wolverine, which can reach 18 kg. Mustelids have five toes on each foot and often strong claws. Their ears can be pointed forward or swiveled to the side, but not folded back.