The diploid germ cells that have the potential to develop into ova are called oogonia. In humans, all of a female's oogonia that she will make in her lifetime are created when she's still a fetus and hasn't even been born yet.
How do hummingbirds reproduce? To attract hummingbirds to a garden or feeder, rich, bright colors should be used. Red is known to attract hummingbirds from afar but does not have to be the sole color used. Hummingbirds like both annuals and perennials, as long as the colors in the flowers are vibrant.
However, some flowers are designed to attract specific pollinators, sometimes a single species. These specific strategies are known as pollination syndromes. Birds Usually, we think of hummingbirds as the pollinators of the bird world. However, hummingbirds are native only to North and South America.