3D models to save the hidden heroes of rivers and streams. Several mussel specimens have already been digitized and can be downloaded or printed at: https://t.co/gd63IDnIWX Read the full story at: https://t.co/izUDuIAlVn Photos: Florida Museum and Ryan Hagerty/USFWS. #ESA50

In celebration of Nature Photography Day, here are some of our favorites captured by student Emily Pherigo. The milkweed plant which monarch butterflies need to transform from caterpillars to butterflies. And the millipede, critical in transforming matter into nutritious soil.

Young bald eagle gets the zoomies! Ready to fledge the nest! Watch as the eaglet flaps and bounces around the nest, even bumping into a proud parent's head at the end! Shortly after, the young bald eagle was seen fledging the nest. Video by Paul Kolnik. #hope #ESA50 #conservation

Behind the scenes in a cold mountain stream in Southwest Virginia. Capturing underwater behavior and pictures of the endangered candy darter. Candy darters are known for helping freshwater mussels reproduction and in turn the mussels constantly filter out pollutants in the water.

A great blue heron was caught on camera checking out the bald eagles' nest. Skip to the end to see the heron leaving, and the eagle coming back to the nest. Thanks to Paul Kolnik at Bald Eagles 101 for capturing the moment.

The eagles have been giving signs that we might see eggs laid soon, it’s the second day of spring and we are about a month delayed from when eggs have been laid in past years. We'll be answering questions live this Thu at 1pm ET https://t.co/6htL1Chdw8

The NCTC resident female bald eagle has returned to the nest! After nearly three weeks away, since Feb 19 the pair have been mating and bringing in nest grass – all signs that eggs could be coming. You can watch the live action at https://t.co/nkgCi6nRvM

Congratulations to Lamar Gore, recipient of the Ira Gabrielson Leadership Award!! Lamar was selected for this honor because of his significant contributions to conservation and leadership qualities. He emphasizes the importance of genuine listening to local priorities and needs.

Please join us this January as we read "Flight Behavior", a contemporary classic of conservation literature. For more info: https://t.co/GvbaCGBalI. #AmericasWildRead is a virtual book club where we aim to inspire you to connect with the outdoors and nature through literature.

Tomorrow Jan 13 at 1pm ET - Learn all about wintertime outdoor recreation across the National Wildlife Refuge System. Whether it is skiing, snowshoeing, or ice fishing, winter has lots of fun to offer all across the nation’s refuges. Watch live at: https://t.co/iUovC7z3kL

We are looking for two dynamic leaders to serve as Branch Managers. One for the Conservation Leadership Branch ( https://t.co/9PHpY3Zopr) and one for the Visitor Services and Outreach Branch ( https://t.co/1uA2GjXV13). Gov Wide at https://t.co/3Y95DVHrR1 and https://t.co/dIh6uUQhAb

These silky and crested birds gain their distinctive black mask as they age. Keeping your ears tuned you may be rewarded by a noisy flock of these birds as they alight on power lines, shrubs or trees. Video of a bohemian waxwing eating berries by Lisa Hupp/USFWS #WildlifeWednesay

Today at 1pm ET! Learn how to participate in a large-scale community science project this winter, at no cost. Check out how to set up binoculars and how to identify birds on today's Conservation Connect Live! Visit https://t.co/y5uZeHeZgE to watch and ask questions live!

Join our book discussion on "Braiding Sweetgrass," today at at 3 pm EST. Kimmerer's lens on the natural world is one full of gratitude, reciprocity, being kind to the earth. She embraces the notion that "Plants and animals are our oldest teachers." https://t.co/tT4CH7X3qk

A “modern blend of traditional Lakota culture and the classic beauty of nature… and is a tribute to the history and spirit of the Plains.” Mr. Dustin Twiss's art, a member of the Oglala Sioux Tribe, will be highlighted in our new FWS Museum exhibit at NCTC.

Just two days after being born, common loon nestlings are ready to venture out into the water. Swimming and taking breaks on their parents’ backs. This video is part of our free public domain footage collection and can be downloaded at https://t.co/FDsIIowa3u

Recently, eaglets have been seen back on their nest. Mainly for dinner at around 6pm ET. Watch live at: https://t.co/gsGsX7OmP6 Video of two juvenile bald eagles on their nest by C. McBride/USFWS

I've loved watching these little eagles grow into their wings and begin their journey. It's incredible to see them leave the nest. Huge thanks to Paul Kolnik and the @USFWSNCTC Eagle Cam for giving us all a window to see them take flight.

#pollination Bees gather pollen from plants within about two miles to bring back to the hive for food. This is a slow-motion video of a honey bee with pollen saddlebags on its legs. Real time of this clip was 2 secs. Thanks to Doug Canfield, for capturing this video.

#PhotoFriday Northern Spring Peeper males make a high, piping whistle or "peep" once every second during breeding season. The northern spring peeper’s distinctive call is one of the first signs of spring in March. Image from: https://t.co/JRPHtJtHh8 by Ryan Hagerty/USFWS