Mysterious First Photograph of Killer Whale Raises Questions Among Scientists

Researchers have found that endangered species of killer whales in the Pacific Northwest utilize tools crafted from kelp for mutual care.

A new study published in Current Biology reveals that scientists observed the Southern resident whales producing tools by tearing bull kelp and rolling it between each other during social interactions.

Drone footage captured the kelp being pushed against a companion, revealing a whale engaged in an extended grooming session.

“What’s particularly remarkable is that although this behavior appears to be common, despite the regular drone observations over these whales for nearly 50 years, it has never been documented.” stated Lead author Dr. Michael Weiss from the Whale Research Center in Friday Harbor, Washington.

The endangered Southern resident population has fewer than 80 individuals residing in the Salish Sea, situated between British Columbia and Washington.

While tool use is well recognized among primates, elephants, and birds, it remains scarce in marine species.

Weiss and her team observed this behavior across various age groups and social units, noting that whales are more inclined to groom relatives or older companions.

Two whales interact by rubbing against each other. These scrubs may serve hygienic functions. – Whale Research Center, NMFS NOAA permit 27038

Whales with greater amounts of dead skin participated more frequently in this behavior, suggesting a connection to hygiene.

The findings underscore the cultural identity of Southern residents and emphasize the necessity of conservation efforts. It remains uncertain whether this tool-assisted grooming is exclusive to this group or if it occurs in other whale populations.

Weiss remarked, “It was incredibly thrilling to discover that whales are not just utilizing tools but employing them in ways previously unreported in marine mammals.”

Read more:

Source: www.sciencefocus.com

The record-breaking cost of a photograph: How one space image reshaped our perception of humanity

IThis was one of history’s monumental moments, but if John Glenn had not stopped at a supermarket on his way aboard Friendship 7 to pick up a Contax camera and 35mm film, the visual record may not have existed. A photograph taken by an American astronaut through the window of a capsule while in Earth orbit on February 20, 1962, provided unprecedented evidence of Project Mercury’s first orbital mission. The Soviet Union may have beaten the Americans in the race to human spaceflight, but the Americans were also taking the first color photographs of the galaxy.

German gallerist Daniel Blau points out that these photos are also “the most expensive photographs ever taken.” Billions of dollars were spent to obtain them. Blau has an original print of Glenn’s first photograph taken in space. Photos from Paris this yearalong with NASA’s cache of rare photographic prints, many of which have never been publicly displayed before, most of them by unknown scientists and astronauts.




A color-enhanced photo of Saturn taken from NASA Voyager II on July 12, 1981. Photo: © NASA, courtesy of Daniel Blau Munich

“At that time, NASA didn’t provide cameras to astronauts,” Blau says. “In a way, this was Glenn’s private photograph.” Despite their scientific motivations, Glenn’s images convey the inescapable mystery of the universe. A warm, glowing ball of light spreads out from the center of the frame. Luminescent flashes blaze into the deep darkness of the void, dancing like the “fireflies” described by Glenn. It must have been terrifying to watch. In fact, the spark turned out to be condensation.

Traveling at 28,000 km/h, humans managed to reach space, but they had not yet designed a photographic machine powerful enough to keep up with the journey. Lacking much visual information or detail, Glenn’s photographs probably reveal less about the universe and have become totems of human ambition. Glenn later added a personal caption, warning, “I guarantee you a photo will never be able to recreate the brilliance of a real scene.”




Rio Grande at 73,000 feet taken on May 27, 1948 using a V-2 rocket camera. Photo: © Daniel Blau, Munich

Blau began carrying vintage NASA prints in the 1990s. “The Space Race and the Cold War were the defining forces of the second half of the 20th century. Of course, my generation remembers all the important moments.” Some of the photos were published at the time, but original prints It is difficult to obtain. “These scientists and the people who worked on the missions passed down their personal archives to their children, and now their grandchildren, so there is still a lot of material on the market. It was natural for me to start searching and working with these photographs.”

At Paris Photo, a crowd gathered around a series of six silver gelatin photographs from 1948 overlooking the Rio Grande from a V-2 rocket at 73,000 feet. Also on display were humanity’s first close-up photo of Mars, taken in 1965, and the first panoramic photo of Earth seen from the moon. The latter was not photographed by humans, but was sent by radio signal from an unmanned mission in August 1966. They were then stitched together pixel by pixel into a single image at NASA’s Jet Propulsion Laboratory.

By 1979, the interstellar probe Voyager was able to take better pictures of the planet, and its images of Jupiter and its four moons suspended like marble in an onyx atmosphere were particularly startling.

The impressive large-scale mosaic of Mercury’s pockmarked surface, created in 1974, is “the only mosaic of this size I’ve ever seen,” Blau says. “It was probably produced for a NASA presentation, similar to Voyager’s photo of Mars.” This photo only shows part of the solar system’s smallest planet, but it doesn’t fit our understanding and You get another glimpse of what lies beyond your control.




A mosaic of Mercury taken from NASA’s Mariner X in March 1974. Photo: © NASA, courtesy of Daniel Blau Munich

By the late ’70s, photography had taken on a more central role in missions and the advancement of space science. “NASA was and still is dependent on public funding, but Glenn’s color photographs taken in Earth orbit showed that the best and most positive way for NASA to demonstrate its accomplishments was through photography.” It became clear that there was one thing,” Blau said. “Of course, the scientific side of things is the driving force, but photography tells a first-hand story.”

Blau’s footage was released the day after the US presidential election. He said he wanted to remind visitors of the “positive common efforts of many countries.” They are certainly humble. “Perhaps no photograph embodies more than this photograph the combination of mystical awe and mastery of nature that constitutes the human condition,” Blau muses. “Humans escape from the confines of the earth to see and record things that have never been seen or recorded before – the impossible.”

Source: www.theguardian.com

First-ever photograph of a majestic yellow ibis bird captured

First photo of Kijimozu

Matt Brady/University of Texas at El Paso

A rare bird with a spectacular yellow crown has been photographed for the first time in the tropical mountains of the Democratic Republic of Congo, almost 20 years after it was last seen.

Yellow-bellied shrike (Prionops alberti)Also known as the King Albert Shrike, it is a small bird that lives in the damp forests of the Albertine Rift Mountains in Central Africa. Adults are covered in glossy black feathers, with a magnificent crown of bright golden feathers on their heads. Their eyes are surrounded by distinctive orange tissue called wattles.

After not being seen for many years, the long-eared shrike was listed as an endangered species. Find a lost bird partnership.

michael harvey Researchers at the University of Texas at El Paso finally encountered this phenomenon again during a six-week expedition into the Itobwe Mountains from December 2023 to January 2024.

As team members wandered through the cloud forest, they encountered a flock of elusive birds.

“It was a shocking experience to come across these birds. I knew it might be possible here, but I wasn't prepared for how spectacular and unique it would be in my life.” ,” Harvey said in a statement.

A total of 18 Long-tailed Shrikes were spotted at three locations during the expedition. This suggests that there may be healthy populations of birds currently considered vulnerable by the International Union for Conservation of Nature.

The group also developed the red-bellied mushroom frog (Articular leptis hematogaster), last seen in the 1950s.

“Now is a great time to protect these tropical forests so we don't lose species like the long-eared shrike before they are known and studied,” Harvey said. Ta.

topic:

Source: www.newscientist.com