Synchronous spawning in corals and sea urchins
·623 words·3 mins
Reproduction poses certain problems for sessile organisms, since they cannot actively search for a mate. Many types of corals and sea urchins therefore employ a slightly different reproductive technique, releasing gametes into the water where they hopefully will join up with their counterparts to produce a new generation.
Fire (ants) and water don't mix
·230 words·2 mins
Native to South America, Red Imported Fire Ants make their homes underground. These nests are subject to flooding during rainy periods. On its own, a single fire ant Solenopsis invicta will struggle to stay afloat in water, and may even drown.