If smaller fish were under constant pressure from predators throughout the day, they would be hard - ​ pressed to feed themselves.
यदि छोटी मछलियाँ सारा दिन परभक्षियों के दबाव में रहें, तो वे मुश्‍किल ही अपना भरण - पोषण कर पाएँगी ।