Decline of butterfly collecting hobby threatens conservation research
Technology

Decline of butterfly collecting hobby threatens conservation research

Posted on Author admin Comment(0)

[ad_1]

By Madeline Bodin

Butterfly collection

Butterfly collections are becoming rarer

Bob Jensen/Alamy

The decline of butterfly collecting as a hobby is making conservation research more difficult for entomologists, according to an analysis of 1.4 million specimens held in US museum collections dating from the 1800s.

Although butterfly collecting is often seen as a pastime of Victorian-era gentlemen, Erica Fischer at King’s College London and their colleagues actually found that the largest growth in specimens occurred between 1945 and 1960, showing an 82 per cent increase.

This may have been driven by college-educated veterans who received free tuition after the second world war, the researchers …

[ad_2]

Source link

Related Articles
Technology

Cryptocurrency Ethereum has slashed its energy use by 99.99 per cent

Posted on Author admin

[ad_1] Ethereum is the world’s second-largest cryptocurrency SKapl/iStockphoto/Getty Images The world’s second-largest cryptocurrency, Ethereum, has successfully slashed its emissions by 99.99 per cent after an unprecedented experiment to ditch power-hungry mining in favour of a new approach, according to researchers. But experts say there is little appetite for such a change among users of bitcoin, […]

The architecture of the five-story Kenneth C. Griffin Exploration Atrium in the new Richard Gilder Center for Science, Education, and Innovation is inspired by natural Earth processes of wind and water and the ways in which they shape landscapes that are exciting to explore. The Griffin Atrium serves as a gateway into the Museum from Columbus Avenue, featuring skylights for natural illumination and alluring sightlines that invite visitors to explore various levels and galleries, including the new Susan and Peter J. Solomon Family Insectarium and Louis V. Gerstner, Jr. Collections Core. Located on the second floor, the landing at the top of the staircase opens up to the full scope of the Kenneth C. Griffin Atrium, with views of the Gilder Center???s new engaging exhibits. 2. Kenneth C. Griffin Exploration Atrium Alvaro Keding/? AMNH Description: The architecture of the five-story Kenneth C. Griffin Exploration Atrium in the new Richard Gilder Center for Science, Education, and Innovation is inspired by natural Earth processes of wind and water and the ways in which they shape landscapes that are exciting to explore. The Griffin Atrium serves as a gateway into the Museum from Columbus Avenue, featuring skylights for natural illumination and alluring sightlines that invite visitors to explore various levels and galleries, including the new Susan and Peter J. Solomon Family Insectarium and Louis V. Gerstner, Jr. Collections Core. Located on the second floor, the landing at the top of the staircase opens up to the full scope of the Kenneth C. Griffin Atrium, with views of the Gilder Center?s new engaging exhibits. Usage rights: PLEASE NOTE: These images are supplied solely for one-time use by print, broadcast, and online media for publicity purposes related to The Richard Gilder Center for Science, Education, and Innovation press preview. No other use of these images is permitted without the express written permission of the Museum and/or the owners of the images. Unique identifier: AN1525680
Technology

The Gilder Center review: How to draw in more natural history fans

Posted on Author admin

[ad_1] The atrium of the Gilder Center resembles a canyon that has been weathered over centuries American Museum of Natural History The Gilder Center New York Studio Gang Architects Open now FROM the outside, the Gilder Center beckons. Its curved windows resemble the entrance to a cave, and suddenly I need to know what is inside. That […]

Whiteflies have acquired dozens of genes from plants they eat
Technology

Whiteflies have acquired dozens of genes from plants they eat

Posted on Author admin

[ad_1] A major crop pest has 50 genes that appear to originate from plants, and it might use them to detoxify plants’ chemical defences Life 27 January 2022 By Jake Buehler Silverleaf whiteflies (Bemisia tabaci) Nigel Cattlin / Alamy Whiteflies appear to have taken the saying “you are what you eat” somewhat literally. New research […]

Leave a Reply