This video depicts a tethered monarch butterfly in the flight simulator. When the butterfly is manually rotated to a new direction, it quickly corrects its bearing to continue on a migratory ...

A monarch butterfly in a custom flight simulator. The butterfly is attached to a rotating pin, which records the predominant direction it flies. Disclaimer: AAAS and EurekAlert! are not ...

MR. MCKAY'S letter in NATURE of January 16 (p. 247) is of interest in pointing out that some butterflies are normally exposed in flight to danger from certain birds. Nevertheless, I believe this ...

The number of monarch butterflies spending the winter in the western United States has dropped to its second-lowest mark in nearly three decades as pesticides, diminishing habitat and climate ...

Click to unmute and listen to the butterflies as you read. Monarchs take flight as the sun rises and begins to warm them up. Once the sun sets, the butterflies cluster in the oyamel-fir trees ...

lxi. p. 55), which has been brought to my notice, I would say that the supposition that birds do not attack butterflies in flight is not strictly correct.