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The mysterious vampire butterflies: they feed on blood!

Maybe the classic image you have right now of the butterflies is that of those beautiful lepidopters with spectacular wings, which feed on the nectar of the flowers with their fascinating spirit .They are the symbol par excellence of the most delicate beauty of our nature, which we always like to observe.

You may be alarmed a little by the following data and it is even possible that you suffer a slight chill when we tell you that there is a specimen called « Calyptra thalictr «, which basically feeds on… blood !!/strong>

Do you want to know more about the unknown vampire butterfly ?

Vampire, nocturnal and bloodsucking butterflies

When we try to look for the moment when this specimen of lepidoptera was discovered, it seems somewhat confusing.It is said that the first time they were observed it was in Siberia, there, suddenly, they saw one of these insects sticking their tongue with shaped like a saw on a vertebrate.It was night and they were so incredibly impressed that, immediately, they tried to catch it seeing that indeed, it showed the same behavior when they came into contact with the human hand.He was looking for a sharp "weapon" to suck the blood .

The Calyptra thalictr only comes out at night and it is very common to see it in its "caterpillar" phase.Also in 1995 we have the testimony of Biologists who, while in Sierra Leone keeping track of vultures during the night, realized that something seemed to flutter around a dead fawn.When they approached intrigued by that rumor, they discovered that they were nothing more and nothing less than a pair of butterflies.But what did they do there? Alarmed, they watched as they fed on the bloody foam that escaped through the nostrils of the poor animal.That was a discovery, and they did not doubt it, they made the photographs and sent them to the magazine “Nathional Geographic”, where he entered to form part of a documentary titled «blood suckers».

The mysterious vampire butterflies: they feed on blood!

Why do vampire butterflies need blood?

So far we all thought that, in general, butterflies were feeding only of plant matter.The conclusion reached with this variant is that they need elements such as salt or iron to transmit them to their larvae. It has been seen, for example, that in addition to suck blood, they also feed on the tears of animals like oxen or reindeer.Add on the other hand, which are always the males who look for blood, which would explain the fact that, surely, they transmit these essential elements to females during copulation, so that they later reach the larvae, a curious process that attracts biologists and any curious of nature like all of us.

The mysterious vampire butterflies: they feed on blood!

So you can check the behavior of this butterfly yourself, we leave you with the next video you see below.But first we must warn you of two things, the first is that we would prefer that the vampire butterflies were respected and always released and in their habitat, never in a showcase.The second, you will see how it sticks its sharp tongue on a human finger...do you dare with the experience? If so, go ahead, while remembering that you can consult another equally interesting article about the famous butterfly 88.Do you know her?

https://www.youtube.com/watch?v=vYCK2T0Rk7M

Image: Andrew Girdwood, Eric Tastad

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