Examlex
The biological species concept is based on the tendency of individuals in one group to avoid breeding with individuals outside their group. This phenomenon is referred to as ________.
Hummingbird
A small bird known for its ability to hover in mid-air thanks to rapid wing flapping, feeding primarily on nectar and playing a role in pollination.
Nectar
A sweet liquid produced by plants, which serves as a food source for pollinators such as bees and butterflies.
Optimal Foraging Hypothesis
A theory suggesting that animals will maximize their net energy intake per unit of foraging time, leading to behaviors that are most efficient in gaining resources.
Hummingbird
A small bird known for its ability to hover in mid-air due to rapid wing flapping and for feeding on nectar.
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