Img 1 Cat flea eggs on the tip of a human finger.
Summary
Cat flea eggs are 0.5 millimeters long, and 0.3 millimeters wide. Though tiny, they’re still big enough to be visible to the unaided eye.
Details
Flea Eggs Size
Eggs of the cat flea, Ctenocephalides felis, are very small. They measure approximately 0.5 millimeters in length, and 0.3 millimeters in width. Though minuscule in size, they’re still large enough to be seen by the human eye.
Size Comparisons
For comparison, the tip of a sharp #2 pencil is approximately 1 mm, some mechanical pencils have 0.5 mm lead, and a grain of table salt is around 0.3 x 0.3 mm. Consequently, the white eggs are often described as looking like grains of salt.
Img 2 Size of a cat flea egg compared to the tip of a sharp #2 pencil (1 mm).
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