Bananas for Scale
Dragonfly

Photo by Jude Infantini on Unsplash

Dragonfly

An ancient aerial predator with a 95% hunting success rate/Insects & Arachnids

Dragonflies have been flying for over 300 million years, predating dinosaurs by a comfortable margin. With a hunting success rate of up to 95%, they are among the most efficient predators on Earth. Each of their four wings can operate independently, allowing them to hover, fly backward, and change direction almost instantaneously.

Measurements

Top flight speed15 m/s
3.2 billionHair growths
2.1 hundredthsRifle bullets
3.4 tenthsSneeze velocities

About 54 km/h

Wingspan1 tenths m
4Postage stamp widths
4.8 hundredthsSurfboards
3.6 tenthsRugby ball lengths

Typical species; some reach 16 cm

Body mass1 thousandths kg
2.4 billionthsSpace Stations
1.5 millionthsDairy cows
10 billionthsLocomotive weights

About 1 g

Wingbeat frequency30 Hz
16.7Walking footsteps
20Bicycle pedal cadences
10Jump rope turns

About 30 beats per second

Body length7 hundredths m
8.8 thousandthsSailboat lengths
7.4 tenthsChess kings
1.1 tenthsBaguettes

Common species average

Visual detection range12 m
13.1Walking canes
60Plier lengths
9.4 thousandthsBridge spans

Can spot prey at distance

Reaction time3 hundredths s
20 millionthsPomodoro timers
1000Lightning discharges
3.3 millionthsMarvel movies

About 30 ms to intercept prey

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