The early bacterias.
Hominids
The first known species to appear on Earth were single-celled microorganisms like bacteria and archaea. These simple life forms emerged around 3.5 billion years ago.
The first species to appear on Earth were likely single-celled microorganisms such as bacteria and archaea, which emerged around 3.5 billion years ago. These simple life forms were the earliest pioneers on our planet, laying the foundation for the complex biodiversity we see today.
Homo erectus is believed to have appeared around 1.9 million years ago, making it one of the early human species, but not the second to appear on Earth. Homo erectus is considered an ancestor of modern humans and existed before other species like Homo sapiens.
they appear because they are extinct
Almost ALL OF THEM! Only a couple of large species appear to have gone extinct NOT DUE TO MAN. No modern species has been proven extinct!Ken, the Shark Wrangler
about 18,492,002 species consists on earth
The dinosaurs are one of the species that has disappeared from the earth.
Earth revolves around the sun. That is why the constellations we see from Earth appear to change.
There are approximately 8.7 million species currently on Earth.
Many mammals appear on planet earth. Here are some of them:oxhumanpigmonkeycatdogfoxwolfantelopeelephantpolar bearhorse
Many people would argue that no one species was on the Earth before another species. These people believe in creationism.
Earth's nearest neightbor