During World War I 20,000 Dogs Were Pressed Into Service

Dogs also sent and received messages from between the lines and sniffed out enemy soldiers on foot patrols

A Soldier's Best Friend: Efforts Of 20,000 Dogs On The Front Line In World War I Discovered In Records That Show They Carried Aid To The Wounded And Pulled Equipment -- Daily Mail

* Dogs carried aid to wounded and accompanied patrols to scent the enemy
* They also acted as sentinels and carried messages from the first line of fighting troops to commanding officers in the rear
* Researchers have unearthed details in old newspaper records

The undying loyalty of ‘man’s best friend’ has rarely been in question.

But never has the bond between man and dog been tested more so than in the First World War.

It is thought around 20,000 dogs were pressed into service during the war effort, and now researchers have unearthed details of their heart-wrenching exploits.

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My Comment: Dogs have been marching with soldiers since the time of the Romans .... I guesssome things never change.