Scientists predict that among the most basic animals, sponges originated hundreds of millions of years before the oldest confirmed fossil specimens, dating back about 500 million years. increase. 28th day. 2021
How old are the sponge fossils?
After numerous publications by other researchers on fossils similar to several return trips earlier this year, Turner, now a field geologist at Laurenshan University, finally made her discovery. Ready to move forward. A 890 million year old sponge fossil, 0.28 years old. 2021
How old is the sponge?
So far, the oldest fossilized sponge traces of ancient rock are about 540 million years old and are located at the beginning of the Cambrian. During this period, evolution was in full swing, creating an extraordinary variety of animals. 28 июл. 2021
When did the sponge first appear?
Scientists are discussing when sponges, animals belonging to the phylum Sponge, first appeared. Some think it wasn't from 541 million to 485 million years ago in the Cambrian period, while others think it was 760 million years ago in the Precambrian era.
Is the sponge the oldest animal?
& gt;Humble sponge relatives have been filtering the Earth's water for hundreds of millions of years, long before the first plants landed. Their simplicity has led scientists to suggest that sponges are the earliest animals to emerge on our planet. 2021
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