Nature Contents Archive

A hippopotamus partially submerged in the Mara River in Serengeti National Park, Tanzania https://t.co/uufZusUAdt

Did you know that hedgehogs spines are actually modified hairs and the average hedgehog has about 7000 of them, which can be raised using powerful muscles along their back 🦔 https://t.co/wTqih9OujZ

Siri, what's the opposite of a "glow up"? ⬇️ Sea lamprey are predatory fish that feed on the blood & body fluids of other fish. Their tongue acts like a drill, rasping through fish scales & skin. A single sea lamprey eats over 40 pounds of fish in its life! #InvasiveSpeciesWeek https://t.co/RNyKk0CBdp

Could this be a Curlew-sandpiper in the Algarve yesterday? Or perhaps a Dunlin? Help appreciated. #BirdsSeenIn2023 https://t.co/eYVx6qma92

#FUNFACT: Despite their name, flying #fish don’t actually fly. Instead, they propel themselves out of the water and glide using special wing-like fins. This ability helps flying fish to flee ocean predators like tuna or squid! #FishyFriday https://t.co/vLMJmwGR6h

Flaco’s escape led to the surprising decision by the Central Park Zoo to let him roam free—at least for now https://t.co/2qLtTrnlGD

A Blackbird, surprisingly difficult to photograph this week in Portugal. Finally one that stopped still for a few seconds for #BirdsSeenIn2023 https://t.co/gwLLHUf3SA

In the wrong habitat, they can cause a lot of problems for native species. Sea lamprey were introduced to the Great Lakes and Lake Champlain through shipping canals in the 1800s, and they decimated native fish like lake trout and landlocked Atlantic salmon.

Working towards a greener & fairer future! @CityofBoise's City of Trees Challenge is breaking down barriers to urban tree equity with the help of @AmericanForests' Tree Equity Score tool. Follow @US_N4C's #BuildingAmbitionUSN4C campaign to learn more: https://t.co/Byh7YJZrtz https://t.co/ctty7976eY

As cities, towns, and villages are left to fend for themselves, more Lebanese are asking whether they should stay or go https://t.co/Y4U0QaaCi3

Serin in the sunshine today in Portugal for #BirdsSeenIn2023 a lovely bird with a jangling call. https://t.co/BnJMA32kNT

We're working with our partners to control invasive lamprey and restore native fisheries. https://t.co/62DuyVrMiO Photos of sea lamprey by Karla Bartelt/USFWS

Illegal gold mining along rivers and streams in Ecuador and Panama has affected the fragile populations of newly-described snail-eating snakes. It has also led to conflict and division within communities, reports @lizkimbrough_. https://t.co/3lqT3nF5cC https://t.co/oN4Gggp66B

A Collared Dove looking perfect against the blue sky in Portugal today for #BirdsSeenIn2023 They might be quite common, but they should not be ignored. https://t.co/g7coAyWPBK

Treacherous pits and lakes left in the wake of Cameroon’s abandoned mining sites https://t.co/yW8kexCefL