What are the chances of seeing a White-Lined Sphinx in Zion National Park?
Possible
About 20% of wildlife watchers report a White-Lined Sphinx sighting in Zion National Park on a given day, based on 40 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 14th most-seen of the 114 insects we can rate there. Over three days the chance rises to about 50%, and over a week to about 80%, if each day is a fresh chance.
When is the best time to see a White-Lined Sphinx in Zion National Park?
April
In that month about 40% of wildlife watchers report a White-Lined Sphinx in Zion National Park on a given day, against under 5% in July and November–February, the lowest months.
What time of day is best to see a White-Lined Sphinx?
Between 9 am and noon
Across all the parks we cover, that three-hour window holds the most White-Lined Sphinx sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Is Zion National Park the best place to see a White-Lined Sphinx?
10th of 23
Of the 23 parks where we can rate White-Lined Sphinx sightings, Zion National Park ranks 10th at about 20%. The best odds are in Death Valley National Park (United States, about 80%), Joshua Tree National Park (United States, about 40%) and Bahía de Loreto National Park (Mexico, about 30%). All parks ranked.
Which relatives of the White-Lined Sphinx live in Zion National Park?
Same family: Sphingidae
The closest relatives of the White-Lined Sphinx that you can see in Zion National Park (family Sphingidae, Sphinx Moths) are Great Ash Sphinx (about 10%), Western Poplar Sphinx (about 10%) and Carolina Sphinx (about 10%), with each one's daily chance of a sighting.
Where does the White-Lined Sphinx sighting chance come from?
GBIF citizen-science records
It is estimated from how often the White-Lined Sphinx is recorded against all the insects logged in Zion National Park (40 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.