Wildlife Documentary Collector on Instagram: "Smallest in size, biggest in hunger. 🐭⚔️ Meet the Etruscan Shrew, the lightest mammal on Earth. Weighing only 2 grams, this tiny titan lives life at 100mph. To keep its heart beating at a staggering 1,500 times per minute, it must eat up to twice its own body weight every single day. For this shrew, skipping a meal isn't an option—it’s a death sentence. It spends its entire life in a high-speed hunting frenzy, proving that in the wild, ferocity has