Their balancing syphon is a reproduction of ones used by the monarchy of nineteenth-century Vienna. |
Birds might breed there, but in fact the reproduction success is not high enough to maintain the population. |
Such top-down control over reproduction is a common feature of cooperative animal societies. |
During this period, each polyp is capable of budding new polyps though asexual reproduction in spring. |
It can either start asexual reproduction or it can produce gametes through mitosis. |
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