The dinosaur could bite with about three times the force of large crocodiles or great white sharks.
Two beams of light shining four miles into the sky from dusk until dawn pull migrating birds off course, researchers have found.
The parrot may have grown to just over 1 meter (3.3 feet) in height and weighed around 15 pounds, according to researchers.
Scientist studied tiny, transparent fish to learn more about sleep.
An Australian cockatoo had enough of guard spikes erected atop a shopping center, so he ripped them down in a scene captured on video.
The Ministry of Defense showcased its latest UAV offering at a military fair in Moscow earlier this week.
Ancient geoglyphs appear to depict hermits, pelicans and a baby parrot, morphological study says.
Plant extinctions endanger other organisms, ecosystems and the ability of humans to survive on our planet.
Researchers predict that the average total body mass of mammals will drop by 25 percent over the next century.
President Donald Trump also claimed that wind turbines forced down the value of nearby properties and killed huge numbers of birds.
"You look up into the sky and you see a black cloud coming toward you, getting closer and closer," Dave Cardona, who is spending his last day as the supervisor at the 548-unit complex Congress Apartments after 38 years, told Newsweek.
Since 1990, bird collisions with aircraft have cost the aviation industry $1.2 billion in damages.
It appears like these birds preserve their cultural traditions much like humans do.
The operation seized thousands of animals and identified around 1,400 people suspected of related criminal activity.
The asteroid and its after-effects ushered in a great extinction event that wiped out some three quarters of all plant and animal life, including dinosaurs and most birds.
The birds are carefully adapted to the absentee parenting lifestyle.
The fossil is 127 million years old.