Monday, December 15, 2008

Cranes overhead

Have you heard an eerie sound lately and couldn’t quite figure out what it was or where it was coming from. No, I am not talking about your spouse; I am talking about a sound coming from outside.

The Sandhill Cranes have been migrating the past several weeks over Tennessee. Sandhill Cranes call almost constantly as they fly and it is a sound like no other. Some of the best sounds in nature are coyotes and wolves howling, elk bugling, and to me, Sandhill Cranes calling in flight. Canada Geese also call in flight, but Canada Geese sound like a pack of barking beagles. Not bad, but not nearly as cool as the sound of Sandhill Cranes. Their sound has been described as a low rattling trumpeting, or the trilling of an “R” that is made in some languages.

When I heard Sandhill Cranes the first fall that I moved here, I had no idea what it was. The problem was compounded because I was in a valley and the cranes were over the hill. I could hear their eerie call but couldn’t see anything. Many times they fly very high or even after dark so you often have to look hard to spot them. They will be in a “V” formation, sometimes with 50 or more birds.

Not everyone is as lucky as we are here in Eastern Tennessee. We are right on one of the migration paths of these cranes. The cranes that fly over Tennessee are ones that breed and nest in the Great Lakes region. They fly over Tennessee on their way to winter in Georgia or Florida. In fact, as many as 40,000 cranes actually stop and rest in Tennessee before continuing south. The big stopping area is at the Hiwassee Refuge near Birchwood Tennessee in Meigs County. In past years there has been a big Crane Festival at the refuge in January, but budget cuts have curtailed the festival this year. However, you can still visit the refuge to see the cranes. Supplemental feeding of corn has caused more and more cranes to stop at the Hiwassee Refuge each year. But then, the cranes were so well fed at the refuge that many stayed and skipped the rest of the trip to Florida. It’s kind of like many of us who like Tennessee so much that we don’t feel the need to go to Florida for the winter.

If you visit the Hiwassee Refuge you won’t just see tens of thousands of Sandhill Cranes, in case that isn’t enough for you; there are other birds to see as well. When I was there last January, many birders had their spotting scopes set up to see Snow Geese, eagles, ducks, and other birds. If you are really lucky you might even see a couple of the rare Whooping Cranes that pass through the Hiwassee Refuge also. But the Sandhill Cranes are the big attraction. You can’t miss them…they are 4 to 5 feet high and the adults have red crowns on their heads. These are big birds with 6-7 foot wingspans, even though they only weigh about 12 pounds.

There may still be flocks going over our area in the next couple of weeks, but don’t worry if you missed the beautiful eerie sound of the cranes this fall. They will be flying over Tennessee again next spring on their way up north. You will hear them before you see them – always. When you hear them, look up, there are cranes overhead. Just listen! You will hear one of the best sounds in nature.

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