Beech houses, and log cabins. Beech wood is used for the stocks of military rifles when traditionally preferred woods such as walnut are scarce or unavailable or as a lower-cost alternative. The fruit of the beech tree, known as beechnuts or mast, is found in small burrs that drop from the tree in autumn. They are small, roughly triangular and edible, with a bitter, astringent, or in some cases, mild and nut-like taste. They have a high enough fat content that they can be pressed for edible oil. Fresh from the tree, beech leaves in spring are a fine salad vegetable,
Beech marten Pleistocene. Comparisons between fossil animals and their descendants indicate that the beech marten underwent a decrease in size beginning in the Würm period. Beech martens indigenous to the Aegean Islands represent a relic population with primitive Asiatic affinities. The skull of the beech marten suggests a higher adaptation than the pine marten toward hypercarnivory, as indicated by its smaller head, shorter snout and its narrower post-orbital constriction and lesser emphasis on cheek teeth. Selective pressures must have acted to increase the beech marten's bite force at the expense of gape. These traits probably acted on male beech martens as a