/r/BatFacts

23,387 Subscribers

18

Male Hammer-headed Fruit Bats (Hypsignathus monstrosus) make honking noises to attract mates.

1 Comment
2024/02/14
15:46 UTC

30

As much as 88% of the bat fossil record is missing. Because of their fragile bones, complete skeletons like the oldest known bat, Icaronycteris gunnelli, are extremely rare.

1 Comment
2023/12/22
06:00 UTC

30

The penis of the male serotine (Eptesicus serotinus) is around 22% of its body length. In fact, it may be too large for penetrative sex.

3 Comments
2023/11/21
17:22 UTC

17

Flying is exhausting. Bats are voracious.

0 Comments
2023/10/08
16:40 UTC

46

Thanks a shorter gut that prioritizes reducing weight for flight power, food travels the length of a bat’s digestive system in just 15–30 minutes.

2 Comments
2023/09/15
01:56 UTC

44

Cave ecosystems are limited by nutrient availability. Bats bring in new nutrients via their guano, which is often the dominant energy resource of a cave.

1 Comment
2023/08/20
04:16 UTC

67

There's a mysterious 10million year gap in the fossil record between proto-bats and modern bats.

2 Comments
2023/08/16
04:06 UTC

44

Viruses increase their population in bats during the day, at their resting temperature. A bat's temperature can skyrocket by 40 degrees during their nightly exertions, thereby decreasing virus populations in a cyclical event.

3 Comments
2023/08/14
00:32 UTC

67

Nectar-eating bats often have hairy tongues, with the hair-like structures acting as extra nectar scoops when they enlarge and stiffen with blood, similar to an erection.

1 Comment
2023/07/17
05:09 UTC

54

Male Seba's Short-tailed Bats (Carollia perspicillata) will punch other males to defend their territory. They have a series of escalating displays before they reach that point to show they are both powerful and serious about throwing down.

2 Comments
2023/07/13
14:35 UTC

134

Vampire bats have a single pup after a 7 month pregnancy, compared to a similarly sized house mouse, which has six pups after a 3 week pregnancy.

9 Comments
2023/06/16
02:17 UTC

425

: )

8 Comments
2023/05/12
21:19 UTC

124

Happy Bat Appreciation Day!

4 Comments
2023/04/17
17:24 UTC

17

The hammerhead bat is sometimes considered a pest, as the males gather in leks, loudly honking 60-120 times per minute. Here's a preserved one with 2 heads.

3 Comments
2023/04/15
22:38 UTC

166

The nugget-shaped Soprano Pipistrelle is named for its elegant songs. They may eat up to 3000 small insects in a night. They were first described in 1999.

2 Comments
2023/04/15
17:16 UTC

155

Wrinkled-face bats are from Central America, and eat fruit with their strong bite force. Males emit an intense odor from their chin to attract females.

5 Comments
2023/04/13
05:35 UTC

426

Bat pups are born with big feet. Their hind limbs have nearly adult size and strength. This helps them hold on to mom during flights, but they can also bite a nipple for extra security.

5 Comments
2023/03/19
10:53 UTC

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