1.0Marley Peiferhttps://marleypeifer.com/devTracking Birds - Marley Peiferrich600338<blockquote class="wp-embedded-content" data-secret="VtKjQQPpeQ"><a href="https://marleypeifer.com/dev/tracking-2/tracking-birds/">Tracking Birds</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://marleypeifer.com/dev/tracking-2/tracking-birds/embed/#?secret=VtKjQQPpeQ" width="600" height="338" title="“Tracking Birds” — Marley Peifer" data-secret="VtKjQQPpeQ" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script>
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https://marleypeifer.com/dev/wp-content/uploads/2014/05/Phoebe-Tracks-2-big.jpg1280960Many animals do not leave tracks in easy to read substrates such as sand and mud. Some animals climb trees, swim under water, or fly in the air. Other animals burrow under the ground or slide across it on a mucous-lubricated peristaltic stomach-foot (snails and slugs). Are these animals impossible to track? I take a […]