Questions tagged [symbiosis]

For questions about the biological relationships between two organisms living in close proximity. Symbiosis colloquially describes a relationship that is mutually beneficial (mutualism) but scientifically, it also includes relationships in which only one organism benefits (commensalism) or where one organism benefits and the other is harmed (parasitism). Most questions with this tag pertain to the first definition.

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Help cooling living H$_2$ fueled pulse jet engine

A squid-like organism uses gravity powered flight but relies on jet propulsion for launch, pouncing, and evasive tactics. It’s aerodynamically based on the way a true squid flies however it has ...