There are only 240 or so primate species. That is nowhere near 98% of animal species. Somewhere between the 6 and 9 million insect species on Earth make up about 90% of animal species total.
78% of Earth's atmosphere is composed of nitrogen gas (N2).
Approximately 21% of Earth's atmosphere is composed of oxygen.
Then there are no animal of that species left on Earth.
10 percent
jellyfish
Roughly 50% of Earth's living matter is composed of carbon.
germs.
Man is also an animal species
There are approximately 1.2 million known species of animals, but scientists estimate there are closer to 8.7 million animal species on earth.
Reproduction is the life process that ensures a plant or animal species will not disappear from Earth. By producing offspring, species can pass on their genetic material to future generations, ensuring their continued existence.
Oxygen is the primary component, making up about 21% of Earth's atmosphere.