Yes, because by framing the donation as supporting something specific, such as the care of a specific endangered animal, makes people feel more connected to the cause. It is disclosed that the money is still ultimately going into a bigger pot that supports the entire organization.
However, donors can still see the impact of their gift if the digital team is diligent about providing updates for the particular animal being cared for. Sheldrick Trust does this by being highly active on social media with daily videos showing feeding times for the ophans, while the caretakers talk about individual elephants and how they're health and social skills are developing inside the herd.