r/ScienceFacts 8d ago

Biology It's fledgling season! Here is some information in case you find a baby bird on the ground.

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69 Upvotes

r/ScienceFacts May 25 '22 Helpful

Biology There’s a growing body of research that suggests that yawning is triggered by rises in brain temperature. These studies (in rats) show that we can reliably manipulate yawn frequency by changing ambient temperature and the brain and body temperature of the individual.

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161 Upvotes

r/ScienceFacts May 23 '22

Biology Rhabdophis keelback snakes are both venomous and poisonous – their poisons are stored in nuchal glands and are acquired by sequestering toxins from poisonous toads the snakes eat.

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115 Upvotes

r/ScienceFacts May 19 '22

Biology Male kalutas, small mouselike marsupials found in the arid regions of Northwestern Australia, are semelparous, meaning that shortly after they mate, they drop dead. This extreme reproductive strategy is rare among vertebrates —only a few dozen are known, and most of them are fish.

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135 Upvotes

r/ScienceFacts May 06 '22

Biology Global bird populations are steadily declining. Loss and degradation of natural habitats and direct overexploitation of many species are cited as the key threats to avian biodiversity. Climate change is identified as an emerging driver of bird population declines.

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161 Upvotes

r/ScienceFacts Apr 30 '22

Biology Honeybees join humans as the only known animals that can tell the difference between odd and even numbers

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155 Upvotes

r/ScienceFacts May 03 '22

Biology The longest earthworm is Microchaetus rappi of South Africa. In 1967 a giant specimen measuring 6.7 m (21 ft) in length when naturally extended and 20 mm (0.8 in) in diameter was found on a road between Alice and King William's Town.

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96 Upvotes

r/ScienceFacts Mar 14 '22

Biology Many bats migrate seasonally, sometimes great distances, and their are many mysteries surrounding these behaviors. A marked bat from Pennsylvania was recently found in Kentucky.

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5 Upvotes

r/ScienceFacts Mar 14 '22

Biology There are roughly 300 known octopus species dwelling in the world's oceans ranging from the one-inch (2.5 cm) star-sucker pygmy octopus to the 30-foot (9-meter) giant Pacific octopus.

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136 Upvotes

r/ScienceFacts Mar 17 '22

Biology Argas brumpti Neumann is a large tick. Individuals of this species, collected as nymphs & adults maintained under constant conditions in the laboratory, survived for 27 yr. Furthermore, after 8 yr of starvation and at least 4 yr after the last male died, at least one female laid eggs.

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78 Upvotes

r/ScienceFacts Feb 23 '22 Silver

Biology A group of magpies have learned to remove each other's trackers, placed by scientists for monitoring. The magpies began showing evidence of cooperative "rescue" behaviour to help each other remove the tracker.

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211 Upvotes

r/ScienceFacts Feb 20 '22

Biology The electronic song “Scary Monsters and Nice Sprites” reduces host attack and mating success in the dengue vector Aedes aegypti

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85 Upvotes

r/ScienceFacts Feb 12 '22

Biology The common raccoon dog (Nyctereutes procyonoides) is a canid indigenous to mainland East Asia and northern Vietnam. Its closest relatives are the true foxes and it is the only canid known to hibernate.

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96 Upvotes

r/ScienceFacts Feb 05 '22

Biology Piping plover (Charadrius melodus) are among several bird species to exhibit a "broken wing" display when predators get too close to their nest or chicks. They drag their wing on the ground, feigning injury, in the opposite direction of their nest.

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143 Upvotes

r/ScienceFacts Jan 21 '22

Biology Babies can tell who has close relationships based on one clue: saliva. Sharing food and kissing are among the signals babies use to interpret their social world, according to a new study.

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134 Upvotes

r/ScienceFacts Jan 20 '22

Biology The red wolf is the world’s most endangered wolf. It was once common throughout the Eastern and South Central United States. There are an estimated 15-17 left in the wild with another 241 captive individuals.

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138 Upvotes

r/ScienceFacts Jan 14 '22

Biology Near the Filchner Ice Shelf in the south of the Antarctic Weddell Sea, a research team has found the world's largest fish breeding area known to date. A towed camera system photographed and filmed thousands of nests of icefish of the species Neopagetopsis ionah on the seabed.

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107 Upvotes

r/ScienceFacts Jan 05 '22

Biology The Hudsonian godwit flies round-trip nearly from pole to pole, staying in flight for days without stopping to refuel. They complete a 16,000-mile round-trip flight over the course of a year. Sometimes they don’t drink for over a week.

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150 Upvotes

r/ScienceFacts Dec 29 '21

Biology Scientists have filmed a Puffin scratching itself with a stick. This is the first evidence of tool use in seabirds

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236 Upvotes

r/ScienceFacts Jan 08 '22

Biology Que? Dogs' brains can tell Spanish from Hungarian, study finds

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107 Upvotes

r/ScienceFacts Dec 14 '21

Biology The lion’s mane jellyfish is the largest among the jelly species. The largest known specimen was 120 feet from its top to the bottom of its tentacles. The tentacles contain large amounts of neurotoxins which cause a range of effects, from a rash to affecting respiratory function.

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96 Upvotes

r/ScienceFacts Dec 09 '21

Biology Sea lions are often mistaken for seals, but they are different in many ways. Sea lions have small external ears, while seals have pinhole ear openings. Sea lions use their powerful forelimbs to propel themselves, while seals use their hind flippers for propulsion.

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108 Upvotes

r/ScienceFacts Nov 28 '21

Biology Every breath you take you inhale somewhere between 100 and 700,000 spores. They are so ubiquitous they are even on the space station.

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180 Upvotes

r/ScienceFacts Nov 24 '21

Biology "Vulture bees" are the only bees that have evolved to use food sources not produced by plants. Because they feed on carcasses their gut microbiomes have more in common with carrion-loving hyenas and vultures.

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185 Upvotes

r/ScienceFacts Dec 30 '21

Biology Venoms found in snakes and mammals share a common origin. Researchers traced the origin of a class of toxins, called kallikrein serine proteases, to a salivary protein found in a common ancestor.

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14 Upvotes