ventral fin

Further, they have two spines in place of their ventral fins.

He got a slippery grip on a big blue ventral fin.

The ventral fin is low in height, and runs much of the body's length.

A few aircraft models have a ventral fin under the rear end.

A tailwheel had a small ventral fin in front of it.

Their most characteristic feature is the absence of the ventral fin.

The 'C model featured a ventral fin to help damp down roll.

This surface extends both above and below the boom, where there is a small ventral fin.

Behind the sting, there is a slender ventral fin fold.

The ventral fins are white and the tail has a dark posterior edge.

Because this was still insufficient, a ventral fin was added later.

This then drilled into the ventral fin and melted large holes.

Mostly they are the famous white birds with the red tails and ventral fins.

A pair of almost prehensile ventral fins helped them maneuver.

What is another name for the ventral fin?

A large ventral fin gave it an almost cruciform cross-section.

The yellow ventral fins also distinguish it from other gobies.

Dorsal and ventral fin folds are present on the tail.

Hell, even if she could open the hatch, to do so she would have to let go of the ventral fin.

Even the tail is rounded and the ventral fins are threadlike.

The lack of ventral fins and a pronounced upward pointing mouth are characteristic.

The ventral fins are joined by a bridge of skin (a frenum).

The ventral fins of their tails are broader than the dorsal ones.

A small tailwheel was fitted to the rear end of the ventral fin.

She turned slightly, presenting her left ventral fin.