These bottlenecks are population bottlenecks.
They are situations where a species, or groups of species:
Successful transitions through such risks:
| Negotiating Bottlenecks website was opened to public view in May 2026.
It is published by Evan Audley, who is based in Auckland, New Zealand. N.B. An example of a species that has been through a bottleneck is the cheetah. Excelling in sprinting may help with the next meal. But when microbes come to make a meal of the cheetah, a diverse range of immune responses is the best way for at least some to survive. Jim says the bottleneck is why cheetahs are long and thin shaped. |
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| vases have bottlenecks too |
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