However, ritualized displays of body size are often considered dishonest signals since the signalers may appear larger than they are (e.g. parallel walking of deer, fur erecting, spreading fins, erecting gills, etc. [6]).
Its swimming style is slow, with widely spread pectoral fins.
If disturbed, the turkey fish displays by spreading its fins to their fullest extent, rotating until it assumes a position, often head down, with its dorsal spines pointing toward the intruder.
It releases a high-pressured water jet for propulsion, and then spreads its fins like wings to glide above the water, according to a new study from marine biologists at Hokkaido University.
When Starbucks was a small counter-culture coffee-shop chain in the Pacific north-west, its logo featured the same familiar mermaid but in an almost obscene pose with her fins spread wide apart.
For geometric morphometrics, each individual was photographed with its fins spread and fixed to the surface of a polystyrene bed.
Following Gerry et al. [ 63], each fish's left side was photographed with fins spread and pinned down keeping the shot angle perpendicular to the lateral plane of the fish.
Fish display body size and coloration in lateral displays by erecting dorsal and anal fins, spreading the caudal fin and extending the branchiostegal membrane.
When disturbed, the fish spread and display their fins and, if further pressed, will present and attack with the dorsal spines.
The flying fish glided most effectively when the pectoral fins were spread and the body was parallel and close to the water's surface.
