The bad news was that the bugs didnât die nearly as quickly as other studies had found, a mere hour or two at -16Â° or -17Â° Celsius. âIn our study, bedbugs survived lower temperatures, with eggs surviving in short-term exposures â¦ to temperatures as low as -25Â° C,â the researchers write. But the bugs are not freeze tolerant, the scientists found, and they can be killed â no matter their stage of life or feeding status.
1 The average weight of the hippopotamus male measures around 1.500 â 1.800 kg (3,300 â 4,000 lb). 2  Males are slightly heavier as compared to females. 3  However, females weigh around 1,300 â 1,500 kg (2,900 â 3,300 lb).
Parrots can range in size from about 3.5 to 40 inches (8.7 to 100 centimeters) and weigh 2.25 to 56 ounces (64 g to 1.6 kg), on average. The world's heaviest type of parrot is the kakapo, which can weigh up to 9 lbs. (4 kg). The smallest parrot is the buff-faced pygmy parrot, which is only about 3 inches (8 cm) tall and weighs just 0.4 ounces (10 g). Habitat . Most wild parrots live in the warm areas of the Southern Hemisphere, though they can be found in many other regions of the world, such as northern Mexico.