The pelts are composed of hairs approximately 100–150 μm in diameter and 6–7 cm long. In addition to the hair, there is a dense fur approximately 1 cm long and ¼ the diameter of the hair located at th...
Mosquitoes thrive in areas of high humidity and rainfall, in which raindrops can weigh more than 50 times a mosquito. Free-flying mosquitoes can survive the high-speed impact of falling raindrops. Hig...
Two dimensional prismatic cellular materials of periodic microstructures are called honeycombs.Hexagonal honeycombs are cellular materials employed in various applications, and particulary in the desi...
The humpback whale (Megaptera novaeangliae) is exceptional among the large baleen whales in its ability to undertake aquabatic maneuvers to catch prey. Humpback whales utilize extremely mobile, wing-l...
Severe noise problems because of a sudden shockwave may appear when a high-speed train enters a tunnel....
