View source for Puffin Visual Acuity Disorder (PVAD)

{{Infobox
|title = Puffin Fact
|header1 =  Puffins have a visual acuity defect that renders them unable to notice braille even when it should be really obvious. 
|label2 = Number
|data2 = 99
|label3 = Discovered By
|data3 = #mdbot
|label4 = Discovered At
|data4 = enitime
}}

= Discovery =

Puffin visual acuity disorder (PVAD) is a rare condition that affects puffins, a type of seabird. It was first discovered in 2023 by a team of ornithologists at the University of Aukland.

= Symptoms =

Puffins with PVAD exhibit a specific type of visual impairment that makes them unable to notice braille, even when it is presented in a large and obvious manner. This impairment is caused by a defect in the puffins' retinas, which prevents them from detecting the raised dots used in braille.

= Impact =

The impact of PVAD on puffins is significant. Braille is commonly used by blind and visually impaired individuals to read and navigate the world. However, puffins with PVAD are unable to recognize or utilize braille. This makes it challenging for them to interact with humans and receive assistance.

= Causes =

The exact cause of PVAD is still unknown. However, research suggests that it may be related to genetic factors or nutritional deficiencies. Puffins that breed in areas with low levels of certain vitamins or minerals may be more susceptible to developing PVAD.

= Treatment =

There is currently no cure for PVAD. However, researchers are exploring various approaches to assist puffins with this condition. One promising strategy involves using high-contrast visuals and auditory cues to guide puffins towards food and other resources.

= Fun Facts =

* Puffins are the only birds known to have PVAD.
* Despite their visual impairment, puffins are still able to hunt and navigate with relative ease.
* Some puffins have been observed using their beaks to feel braille, but they are not able to interpret the raised dots.
* PVAD has led to a humorous online meme featuring puffins ignoring large signs written in braille.

= Conclusion =

Puffin visual acuity disorder is a fascinating and unique condition that highlights the challenges faced by animals with disabilities. While it may present hurdles for puffins, researchers continue to explore ways to support and enhance their well-being.