What was sex like long ago. 7 Benefits of 6 Years Without Sex (Plus Some Negatives).



What was sex like long ago

What was sex like long ago

How in the evolutionary world did sex begin? Earth is brimming with organisms that sexually reproduce—even stinkhorn fungi do it. These lineages go back nearly 2 billion years. Even fungi do it. Much of this sex involves releasing sperm into the wind or the water so they can be carried to nearby eggs as in mosses , relying on a different species to carry male gametes to female ones many flowers , or maneuvering two bodies so that the openings to the internal reproductive organs are close enough together for fluid exchange most insects and most birds.

But after the origins of sex, it took another 1. With internal fertilization, unlike with moss sex and flower sex, weather and middlemen are irrelevant but they can still play a role—for humans anyway. The seemingly more dependable but deceptively complex process of internal fertilization is nearly million years old among vertebrates. We can track vertebrate internal fertilization back into deep time thanks to some rocks from an Australian desert.

In , paleontologists discovered the fossilized remains of a fish embryo still connected to its mother through the umbilical cord, dating to some million years ago. This particular mother, inspiration for a new species name, Materpiscis mother-fish , is not alone. Many more fossil fish embryos were discovered in museums once the rocks were re-examined in this light.

Previously, scientists had assumed the little animals inside the big ones were dinner, still being digested. Fossilized fish embryos are the earliest evidence for both internal fertilization and live birth in vertebrates. Clearly, these were not situations where eggs were going to be laid in the water for males to come and season with sperm.

And that means they are some of the earliest evidence of bleeping. But how could a fossil fish penis be evidence for pleasurable sex? Can a fish have fun? But actually, as long as it enables successful reproduction, copulation only needs to be rewarding for one of the mating pair—on condition that one partner is able to manipulate its mate into copulating.

Maybe this reward system arose early in the evolution of internal fertilization like even before penetrating genitalia evolved.

Fossils are usually silent on the topics of pleasure and fun. However, what we can ask them is: Which of their fossil parts go where and what do they do? Pelvic fins on some ancient fossil fish resemble mating claspers on living fish, which gave Long and his colleagues a good idea of what to look for in the rocks. In , an even older fossil fish with an external male organ was announced.

Microbrachius dicki [yes, really] pushed internal fertilization in vertebrates back to million years ago. For more information, check out this story by journalist Brian Switek and this one , which has a sex tape! This backward protopenis begged the paleontologists to imagine what acrobatics were required to take care of business. Is this baby-making as we know it?

So although we are an objectively and exceptionally adventurous species when it comes to sex and seeking its pleasures, we also have our typical behaviors—like all species do. Well, at least for the male. Why do you suppose that is? This article was republished on DiscoverMagazine.

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Sex How It Was Done Thousand Of Years Ago Documentary by The World Documentaries Archive



What was sex like long ago

How in the evolutionary world did sex begin? Earth is brimming with organisms that sexually reproduce—even stinkhorn fungi do it. These lineages go back nearly 2 billion years. Even fungi do it. Much of this sex involves releasing sperm into the wind or the water so they can be carried to nearby eggs as in mosses , relying on a different species to carry male gametes to female ones many flowers , or maneuvering two bodies so that the openings to the internal reproductive organs are close enough together for fluid exchange most insects and most birds.

But after the origins of sex, it took another 1. With internal fertilization, unlike with moss sex and flower sex, weather and middlemen are irrelevant but they can still play a role—for humans anyway.

The seemingly more dependable but deceptively complex process of internal fertilization is nearly million years old among vertebrates. We can track vertebrate internal fertilization back into deep time thanks to some rocks from an Australian desert. In , paleontologists discovered the fossilized remains of a fish embryo still connected to its mother through the umbilical cord, dating to some million years ago.

This particular mother, inspiration for a new species name, Materpiscis mother-fish , is not alone. Many more fossil fish embryos were discovered in museums once the rocks were re-examined in this light. Previously, scientists had assumed the little animals inside the big ones were dinner, still being digested.

Fossilized fish embryos are the earliest evidence for both internal fertilization and live birth in vertebrates. Clearly, these were not situations where eggs were going to be laid in the water for males to come and season with sperm. And that means they are some of the earliest evidence of bleeping. But how could a fossil fish penis be evidence for pleasurable sex? Can a fish have fun? But actually, as long as it enables successful reproduction, copulation only needs to be rewarding for one of the mating pair—on condition that one partner is able to manipulate its mate into copulating.

Maybe this reward system arose early in the evolution of internal fertilization like even before penetrating genitalia evolved. Fossils are usually silent on the topics of pleasure and fun. However, what we can ask them is: Which of their fossil parts go where and what do they do?

Pelvic fins on some ancient fossil fish resemble mating claspers on living fish, which gave Long and his colleagues a good idea of what to look for in the rocks. In , an even older fossil fish with an external male organ was announced. Microbrachius dicki [yes, really] pushed internal fertilization in vertebrates back to million years ago.

For more information, check out this story by journalist Brian Switek and this one , which has a sex tape! This backward protopenis begged the paleontologists to imagine what acrobatics were required to take care of business. Is this baby-making as we know it? So although we are an objectively and exceptionally adventurous species when it comes to sex and seeking its pleasures, we also have our typical behaviors—like all species do. Well, at least for the male. Why do you suppose that is?

This article was republished on DiscoverMagazine.

What was sex like long ago

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5 Comments

  1. The main component of my fantasies was this: He points especially to the 1, years of misery and disease—often accompanied by some very un-sexy smells and itching—that led up to the Industrial Revolution.

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