everyone of my catfish blink so to speak. I think it's their way of cleaning their eyes. I love how they can move their eyes and will follow you around the room. Lets you know that they are watching your every move.
Anyone ever heard of a catfish that can blink?
- Thread starter Mystus Redtail
- Start date
From; "Freshwater Aquarium Encyclopedia" (by John Dawes)
" ... have a habit that humans find particularly appealing: they "wink" at their owners. In reality, of course, they don't wink at all: rather, it is an effect created when a fish rotates its eyes quickly - as Corydoras species can do. As the eye is rotated downward, the pupil and iris disappear briefly from view, with the surrounding reflective tissues becoming momentarily visible. As the eye rotates back into its more normal orientation, the illusion of a wink is created ..." (Page 137)
" ... have a habit that humans find particularly appealing: they "wink" at their owners. In reality, of course, they don't wink at all: rather, it is an effect created when a fish rotates its eyes quickly - as Corydoras species can do. As the eye is rotated downward, the pupil and iris disappear briefly from view, with the surrounding reflective tissues becoming momentarily visible. As the eye rotates back into its more normal orientation, the illusion of a wink is created ..." (Page 137)
Funny thing, the day my wife noticed I had bought my frist RTC she came into the bedroom and said... I think there is something wrong with one of your fish... it changed color and I swear to god.. it blinked at me!" ... All I could muster was a ..."So... you've been looking at my fish huh 
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